7662657056 has 24 divisors (see below), whose sum is σ = 15090226704. Its totient is φ = 3830218560.

The previous prime is 7662657053. The next prime is 7662657073. The reversal of 7662657056 is 6507562667.

It is a junction number, because it is equal to n+sod(n) for n = 7662656995 and 7662657013.

It is not an unprimeable number, because it can be changed into a prime (7662657053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83711 + ... + 149441.

It is an arithmetic number, because the mean of its divisors is an integer number (628759446).

Almost surely, 2^7662657056 is an apocalyptic number.

It is an amenable number.

7662657056 is a deficient number, since it is larger than the sum of its proper divisors (7427569648).

7662657056 is a wasteful number, since it uses less digits than its factorization.

7662657056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69384 (or 69376 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 50.

The square root of 7662657056 is about 87536.6040922310. The cubic root of 7662657056 is about 1971.4834228765.

The spelling of 7662657056 in words is "seven billion, six hundred sixty-two million, six hundred fifty-seven thousand, fifty-six".