7657650064 has 45 divisors (see below), whose sum is σ = 15040880731. Its totient is φ = 3776845280.

The previous prime is 7657650053. The next prime is 7657650097. The reversal of 7657650064 is 4600567567.

The square root of 7657650064 is 87508.

It is a perfect power (a square), and thus also a powerful number.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7657649996 and 7657650023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 45854109 + ... + 45854275.

Almost surely, 2^7657650064 is an apocalyptic number.

7657650064 is the 87508-th square number.

It is an amenable number.

7657650064 is a deficient number, since it is larger than the sum of its proper divisors (7383230667).

7657650064 is an equidigital number, since it uses as much as digits as its factorization.

7657650064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 46.

The cubic root of 7657650064 is about 1971.0539220530.

It can be divided in two parts, 7657 and 650064, that added together give a square (657721 = 811²).

The spelling of 7657650064 in words is "seven billion, six hundred fifty-seven million, six hundred fifty thousand, sixty-four".