5662662664 has 8 divisors (see below), whose sum is σ = 10617492510. Its totient is φ = 2831331328.

The previous prime is 5662662661. The next prime is 5662662671. The reversal of 5662662664 is 4662662665.

It can be written as a sum of positive squares in only one way, i.e., 5623500100 + 39162564 = 74990^2 + 6258^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (5662662661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353916409 + ... + 353916424.

Almost surely, 2^5662662664 is an apocalyptic number.

It is an amenable number.

5662662664 is a deficient number, since it is larger than the sum of its proper divisors (4954829846).

5662662664 is a wasteful number, since it uses less digits than its factorization.

5662662664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707832839 (or 707832835 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 49.

The square root of 5662662664 is about 75250.6655385851. The cubic root of 5662662664 is about 1782.4070729802.

Subtracting from 5662662664 its reverse (4662662665), we obtain a palindrome (999999999).

The spelling of 5662662664 in words is "five billion, six hundred sixty-two million, six hundred sixty-two thousand, six hundred sixty-four".