7700531656 has 16 divisors (see below), whose sum is σ = 14524957440. Its totient is φ = 3827209680.

The previous prime is 7700531647. The next prime is 7700531687. The reversal of 7700531656 is 6561350077.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2880600 + ... + 2883271.

It is an arithmetic number, because the mean of its divisors is an integer number (907809840).

Almost surely, 2^7700531656 is an apocalyptic number.

It is an amenable number.

7700531656 is a deficient number, since it is larger than the sum of its proper divisors (6824425784).

7700531656 is a wasteful number, since it uses less digits than its factorization.

7700531656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5764044 (or 5764040 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 7700531656 is about 87752.6732128429. The cubic root of 7700531656 is about 1974.7262692576.

The spelling of 7700531656 in words is "seven billion, seven hundred million, five hundred thirty-one thousand, six hundred fifty-six".