2498921568 has 288 divisors, whose sum is σ = 8532905472. Its totient is φ = 683596800.

The previous prime is 2498921543. The next prime is 2498921599. The reversal of 2498921568 is 8651298942.

It is a happy number.

2498921568 is a `hidden beast` number, since 2 + 498 + 92 + 1 + 5 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1935003 + ... + 1936293.

It is an arithmetic number, because the mean of its divisors is an integer number (29628144).

Almost surely, 2^2498921568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2498921568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4266452736).

2498921568 is an abundant number, since it is smaller than the sum of its proper divisors (6033983904).

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

2498921568 is a wasteful number, since it uses less digits than its factorization.

2498921568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378 (or 1367 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 2498921568 is about 49989.2145167335. The cubic root of 2498921568 is about 1357.0136259080.

The spelling of 2498921568 in words is "two billion, four hundred ninety-eight million, nine hundred twenty-one thousand, five hundred sixty-eight".