45620902944 has 120 divisors (see below), whose sum is σ = 134235541440. Its totient is φ = 15199519104.

The previous prime is 45620902931. The next prime is 45620902969. The reversal of 45620902944 is 44920902654.

45620902944 is a `hidden beast` number, since 456 + 20 + 90 + 2 + 94 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 45620902944.

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 19 ways as a sum of consecutive naturals, for example, 8600197 + ... + 8605499.

It is an arithmetic number, because the mean of its divisors is an integer number (1118629512).

Almost surely, 2^45620902944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45620902944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67117770720).

45620902944 is an abundant number, since it is smaller than the sum of its proper divisors (88614638496).

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

45620902944 is a wasteful number, since it uses less digits than its factorization.

45620902944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8644 (or 8627 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 45620902944 in words is "forty-five billion, six hundred twenty million, nine hundred two thousand, nine hundred forty-four".