6692548864 has 27 divisors (see below), whose sum is σ = 13361568213. Its totient is φ = 3345619968.

The previous prime is 6692548861. The next prime is 6692548883. The reversal of 6692548864 is 4688452966.

The square root of 6692548864 is 81808.

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

It can be written as a sum of positive squares in only one way, i.e., 65286400 + 6627262464 = 8080^2 + 81408^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6692548799 and 6692548808.

It is not an unprimeable number, because it can be changed into a prime (6692548861) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1306372 + ... + 1311484.

Almost surely, 2^6692548864 is an apocalyptic number.

6692548864 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

6692548864 is the 81808-th square number.

It is an amenable number.

6692548864 is a deficient number, since it is larger than the sum of its proper divisors (6669019349).

6692548864 is an frugal number, since it uses more digits than its factorization.

6692548864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10242 (or 5115 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 58.

The cubic root of 6692548864 is about 1884.5045206181.

The spelling of 6692548864 in words is "six billion, six hundred ninety-two million, five hundred forty-eight thousand, eight hundred sixty-four".