5657836066 has 4 divisors (see below), whose sum is σ = 8486754102. Its totient is φ = 2828918032.

The previous prime is 5657836039. The next prime is 5657836073. The reversal of 5657836066 is 6606387565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4954048225 + 703787841 = 70385^2 + 26529^2 .

It is a super-2 number, since 2×5657836066² = 64022217899460712712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414459015 + ... + 1414459018.

Almost surely, 2^5657836066 is an apocalyptic number.

5657836066 is a deficient number, since it is larger than the sum of its proper divisors (2828918036).

5657836066 is a wasteful number, since it uses less digits than its factorization.

5657836066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828918035.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The square root of 5657836066 is about 75218.5885669227. The cubic root of 5657836066 is about 1781.9005145912.

The spelling of 5657836066 in words is "five billion, six hundred fifty-seven million, eight hundred thirty-six thousand, sixty-six".