45624312902 has 16 divisors (see below), whose sum is σ = 78930661920. Its totient is φ = 19373888448.

The previous prime is 45624312857. The next prime is 45624312907. The reversal of 45624312902 is 20921342654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45624312907) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14947463 + ... + 14950514.

It is an arithmetic number, because the mean of its divisors is an integer number (4933166370).

Almost surely, 2^45624312902 is an apocalyptic number.

45624312902 is a deficient number, since it is larger than the sum of its proper divisors (33306349018).

45624312902 is a wasteful number, since it uses less digits than its factorization.

45624312902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29898095.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 45624312902 in words is "forty-five billion, six hundred twenty-four million, three hundred twelve thousand, nine hundred two".