45538799775 has 48 divisors (see below), whose sum is σ = 87225441024. Its totient is φ = 20532545280.

The previous prime is 45538799767. The next prime is 45538799797. The reversal of 45538799775 is 57799783554.

It is not a de Polignac number, because 45538799775 - 2³ = 45538799767 is a prime.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 555789 + ... + 632438.

It is an arithmetic number, because the mean of its divisors is an integer number (1817196688).

Almost surely, 2^45538799775 is an apocalyptic number.

45538799775 is a deficient number, since it is larger than the sum of its proper divisors (41686641249).

45538799775 is a wasteful number, since it uses less digits than its factorization.

45538799775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188320 (or 1188315 counting only the distinct ones).

The product of its digits is 333396000, while the sum is 69.

It can be divided in two parts, 4553879 and 9775, that added together give a palindrome (4563654).

The spelling of 45538799775 in words is "forty-five billion, five hundred thirty-eight million, seven hundred ninety-nine thousand, seven hundred seventy-five".