45865413972 has 48 divisors (see below), whose sum is σ = 135897525120. Its totient is φ = 13104403776.

The previous prime is 45865413949. The next prime is 45865413989. The reversal of 45865413972 is 27931456854.

It is a happy number.

45865413972 is a `hidden beast` number, since 4 + 5 + 8 + 6 + 541 + 3 + 97 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30333513 + ... + 30335024.

It is an arithmetic number, because the mean of its divisors is an integer number (2831198440).

Almost surely, 2^45865413972 is an apocalyptic number.

45865413972 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

45865413972 is an abundant number, since it is smaller than the sum of its proper divisors (90032111148).

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

45865413972 is a wasteful number, since it uses less digits than its factorization.

45865413972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60668557 (or 60668549 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 45865413972 in words is "forty-five billion, eight hundred sixty-five million, four hundred thirteen thousand, nine hundred seventy-two".