45049798038 has 64 divisors (see below), whose sum is σ = 108421632000. Its totient is φ = 12190427424.

The previous prime is 45049798009. The next prime is 45049798039. The reversal of 45049798038 is 83089794054.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45049798039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4031503 + ... + 4042661.

It is an arithmetic number, because the mean of its divisors is an integer number (1694088000).

Almost surely, 2^45049798038 is an apocalyptic number.

45049798038 is an abundant number, since it is smaller than the sum of its proper divisors (63371833962).

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

45049798038 is a wasteful number, since it uses less digits than its factorization.

45049798038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16249.

The product of its (nonzero) digits is 8709120, while the sum is 57.

The spelling of 45049798038 in words is "forty-five billion, forty-nine million, seven hundred ninety-eight thousand, thirty-eight".