498985754400 has 864 divisors, whose sum is σ = 2221863291648. Its totient is φ = 102673612800.

The previous prime is 498985754359. The next prime is 498985754401. The reversal of 498985754400 is 4457589894.

498985754400 is a `hidden beast` number, since 4 + 9 + 8 + 9 + 85 + 7 + 544 + 0 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (498985754401) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 19693740 + ... + 19719060.

It is an arithmetic number, because the mean of its divisors is an integer number (2571601032).

Almost surely, 2^498985754400 is an apocalyptic number.

498985754400 is a gapful number since it is divisible by the number (40) 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 498985754400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1110931645824).

498985754400 is an abundant number, since it is smaller than the sum of its proper divisors (1722877537248).

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

498985754400 is a wasteful number, since it uses less digits than its factorization.

498985754400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25394 (or 25378 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 63.

The spelling of 498985754400 in words is "four hundred ninety-eight billion, nine hundred eighty-five million, seven hundred fifty-four thousand, four hundred".