45027872040 has 64 divisors (see below), whose sum is σ = 135473031360. Its totient is φ = 11972817920.

The previous prime is 45027872039. The next prime is 45027872101. The reversal of 45027872040 is 4027872054.

It is a super-2 number, since 2×45027872040² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45027872040.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499041 + ... + 582320.

It is an arithmetic number, because the mean of its divisors is an integer number (2116766115).

Almost surely, 2^45027872040 is an apocalyptic number.

45027872040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45027872040 is an abundant number, since it is smaller than the sum of its proper divisors (90445159320).

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

45027872040 is a wasteful number, since it uses less digits than its factorization.

45027872040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081722 (or 1081718 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 39.

The spelling of 45027872040 in words is "forty-five billion, twenty-seven million, eight hundred seventy-two thousand, forty".