54287986578 has 64 divisors (see below), whose sum is σ = 125440573440. Its totient is φ = 15342530112.

The previous prime is 54287986567. The next prime is 54287986579. The reversal of 54287986578 is 87568978245.

It is not an unprimeable number, because it can be changed into a prime (54287986579) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1452003 + ... + 1488921.

It is an arithmetic number, because the mean of its divisors is an integer number (1960008960).

Almost surely, 2^54287986578 is an apocalyptic number.

54287986578 is an abundant number, since it is smaller than the sum of its proper divisors (71152586862).

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

54287986578 is a wasteful number, since it uses less digits than its factorization.

54287986578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37311.

The product of its digits is 270950400, while the sum is 69.

The spelling of 54287986578 in words is "fifty-four billion, two hundred eighty-seven million, nine hundred eighty-six thousand, five hundred seventy-eight".