5666636632 has 8 divisors (see below), whose sum is σ = 10624943700. Its totient is φ = 2833318312.

The previous prime is 5666636629. The next prime is 5666636671. The reversal of 5666636632 is 2366366665.

It is a happy number.

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

It is a super-2 number, since 2×5666636632² = 64221541438248606848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354164782 + ... + 354164797.

Almost surely, 2^5666636632 is an apocalyptic number.

It is an amenable number.

5666636632 is a deficient number, since it is larger than the sum of its proper divisors (4958307068).

5666636632 is a wasteful number, since it uses less digits than its factorization.

5666636632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708329585 (or 708329581 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 49.

The square root of 5666636632 is about 75277.0657770346. The cubic root of 5666636632 is about 1782.8239306066.

The spelling of 5666636632 in words is "five billion, six hundred sixty-six million, six hundred thirty-six thousand, six hundred thirty-two".