45749193615 has 12 divisors (see below), whose sum is σ = 79298602344. Its totient is φ = 24399569904.

The previous prime is 45749193601. The next prime is 45749193619. The reversal of 45749193615 is 51639194754.

45749193615 is a `hidden beast` number, since 4 + 5 + 7 + 4 + 9 + 19 + 3 + 615 = 666.

It is not a de Polignac number, because 45749193615 - 2⁵ = 45749193583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45749193619) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 508324329 + ... + 508324418.

It is an arithmetic number, because the mean of its divisors is an integer number (6608216862).

Almost surely, 2^45749193615 is an apocalyptic number.

45749193615 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45749193615 is a deficient number, since it is larger than the sum of its proper divisors (33549408729).

45749193615 is a wasteful number, since it uses less digits than its factorization.

45749193615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016648758 (or 1016648755 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 54.

The spelling of 45749193615 in words is "forty-five billion, seven hundred forty-nine million, one hundred ninety-three thousand, six hundred fifteen".