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2498992231680 = 283357172329911
BaseRepresentation
bin100100010111010111100…
…010110101010100000000
322211220100001202121222000
4210113113202311110000
5311420414002403210
65152004324144000
7345355233330360
oct44272742652400
98756301677860
102498992231680
118838a8a69aaa
123443a3538000
13151866985119
1488d47d029a0
15450103e7ac0
hex245d78b5500

2498992231680 has 2304 divisors, whose sum is σ = 11596367462400. Its totient is φ = 495947612160.

The previous prime is 2498992231667. The next prime is 2498992231691. The reversal of 2498992231680 is 861322998942.

2498992231680 is a `hidden beast` number, since 2 + 498 + 99 + 22 + 31 + 6 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2304).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 2743130425 + ... + 2743131335.

It is an arithmetic number, because the mean of its divisors is an integer number (5033145600).

Almost surely, 22498992231680 is an apocalyptic number.

2498992231680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2498992231680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5798183731200).

2498992231680 is an abundant number, since it is smaller than the sum of its proper divisors (9097375230720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2498992231680 is a wasteful number, since it uses less digits than its factorization.

2498992231680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017 (or 997 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

The spelling of 2498992231680 in words is "two trillion, four hundred ninety-eight billion, nine hundred ninety-two million, two hundred thirty-one thousand, six hundred eighty".