45544532499 has 40 divisors (see below), whose sum is σ = 72117326160. Its totient is φ = 28545398784.

The previous prime is 45544532441. The next prime is 45544532503. The reversal of 45544532499 is 99423544554.

45544532499 is a `hidden beast` number, since 4 + 5 + 544 + 5 + 3 + 2 + 4 + 99 = 666.

It is not a de Polignac number, because 45544532499 - 2¹⁵ = 45544499731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45544532399) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 1261432 + ... + 1297034.

It is an arithmetic number, because the mean of its divisors is an integer number (1802933154).

Almost surely, 2^45544532499 is an apocalyptic number.

45544532499 is a deficient number, since it is larger than the sum of its proper divisors (26572793661).

45544532499 is a wasteful number, since it uses less digits than its factorization.

45544532499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36561 (or 36552 counting only the distinct ones).

The product of its digits is 15552000, while the sum is 54.

The spelling of 45544532499 in words is "forty-five billion, five hundred forty-four million, five hundred thirty-two thousand, four hundred ninety-nine".