46643565636 has 48 divisors (see below), whose sum is σ = 120939799680. Its totient is φ = 15546307680.

The previous prime is 46643565587. The next prime is 46643565649. The reversal of 46643565636 is 63656534664.

It is a happy number.

46643565636 is a `hidden beast` number, since 4 + 6 + 6 + 43 + 565 + 6 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1715266 + ... + 1742246.

It is an arithmetic number, because the mean of its divisors is an integer number (2519579160).

Almost surely, 2^46643565636 is an apocalyptic number.

It is an amenable number.

46643565636 is an abundant number, since it is smaller than the sum of its proper divisors (74296234044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46643565636 is a wasteful number, since it uses less digits than its factorization.

46643565636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43001 (or 42993 counting only the distinct ones).

The product of its digits is 27993600, while the sum is 54.

The spelling of 46643565636 in words is "forty-six billion, six hundred forty-three million, five hundred sixty-five thousand, six hundred thirty-six".