45955186972 has 12 divisors (see below), whose sum is σ = 80597557600. Its totient is φ = 22927313376.

The previous prime is 45955186967. The next prime is 45955186973. The reversal of 45955186972 is 27968155954.

It is a super-2 number, since 2×45955186972² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 45955186972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45955186973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12567972 + ... + 12571627.

Almost surely, 2^45955186972 is an apocalyptic number.

It is an amenable number.

45955186972 is a deficient number, since it is larger than the sum of its proper divisors (34642370628).

45955186972 is a wasteful number, since it uses less digits than its factorization.

45955186972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25140060 (or 25140058 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 61.

The spelling of 45955186972 in words is "forty-five billion, nine hundred fifty-five million, one hundred eighty-six thousand, nine hundred seventy-two".