45031257620514 has 48 divisors (see below), whose sum is σ = 106438253616864. Its totient is φ = 13645741334400.

The previous prime is 45031257620443. The next prime is 45031257620533. The reversal of 45031257620514 is 41502675213054.

45031257620514 is a `hidden beast` number, since 4 + 5 + 0 + 3 + 1 + 2 + 5 + 7 + 620 + 5 + 14 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 45031257620514.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31218849 + ... + 32629419.

It is an arithmetic number, because the mean of its divisors is an integer number (2217463617018).

Almost surely, 2^{45031257620514} is an apocalyptic number.

45031257620514 is an abundant number, since it is smaller than the sum of its proper divisors (61406995996350).

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

45031257620514 is a wasteful number, since it uses less digits than its factorization.

45031257620514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571823 (or 1571820 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 45031257620514 in words is "forty-five trillion, thirty-one billion, two hundred fifty-seven million, six hundred twenty thousand, five hundred fourteen".