54639533954 has 16 divisors (see below), whose sum is σ = 82959684192. Its totient is φ = 26986408608.

The previous prime is 54639533939. The next prime is 54639534007. The reversal of 54639533954 is 45933593645.

It is a self number, because there is not a number n which added to its sum of digits gives 54639533954.

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 7 ways as a sum of consecutive naturals, for example, 1226942 + ... + 1270694.

It is an arithmetic number, because the mean of its divisors is an integer number (5184980262).

Almost surely, 2^54639533954 is an apocalyptic number.

54639533954 is a deficient number, since it is larger than the sum of its proper divisors (28320150238).

54639533954 is a wasteful number, since it uses less digits than its factorization.

54639533954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51361.

The product of its digits is 26244000, while the sum is 56.

The spelling of 54639533954 in words is "fifty-four billion, six hundred thirty-nine million, five hundred thirty-three thousand, nine hundred fifty-four".