54112732464 has 80 divisors (see below), whose sum is σ = 160164217088. Its totient is φ = 15421798656.

The previous prime is 54112732423. The next prime is 54112732501. The reversal of 54112732464 is 46423721145.

It is a super-2 number, since 2×54112732464² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 69442 + ... + 336225.

Almost surely, 2^54112732464 is an apocalyptic number.

It is an amenable number.

54112732464 is an abundant number, since it is smaller than the sum of its proper divisors (106051484624).

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

54112732464 is a wasteful number, since it uses less digits than its factorization.

54112732464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406082 (or 406076 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The spelling of 54112732464 in words is "fifty-four billion, one hundred twelve million, seven hundred thirty-two thousand, four hundred sixty-four".