2656501602 has 16 divisors (see below), whose sum is σ = 5442589152. Its totient is φ = 863902880.

The previous prime is 2656501591. The next prime is 2656501607. The reversal of 2656501602 is 2061056562.

It is a happy number.

It is a super-2 number, since 2×2656501602² = 14114001522857132808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2656501607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5399148 + ... + 5399639.

It is an arithmetic number, because the mean of its divisors is an integer number (340161822).

Almost surely, 2^2656501602 is an apocalyptic number.

2656501602 is an abundant number, since it is smaller than the sum of its proper divisors (2786087550).

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

2656501602 is a wasteful number, since it uses less digits than its factorization.

2656501602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10798833.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 2656501602 is about 51541.2611603558. The cubic root of 2656501602 is about 1384.9582895248.

The spelling of 2656501602 in words is "two billion, six hundred fifty-six million, five hundred one thousand, six hundred two".