6401602592 has 96 divisors (see below), whose sum is σ = 15738033024. Its totient is φ = 2490163200.

The previous prime is 6401602573. The next prime is 6401602631. The reversal of 6401602592 is 2952061046.

It is a happy number.

It is a super-2 number, since 2×6401602592² = 81961031491802236928, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1902992 + ... + 1906352.

It is an arithmetic number, because the mean of its divisors is an integer number (163937844).

Almost surely, 2^6401602592 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 6401602592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7869016512).

6401602592 is an abundant number, since it is smaller than the sum of its proper divisors (9336430432).

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

6401602592 is a wasteful number, since it uses less digits than its factorization.

6401602592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162 (or 4154 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 6401602592 is about 80010.0155730519. The cubic root of 6401602592 is about 1856.7904907854.

The spelling of 6401602592 in words is "six billion, four hundred one million, six hundred two thousand, five hundred ninety-two".