54120000664 has 16 divisors (see below), whose sum is σ = 103389624720. Its totient is φ = 26549434080.

The previous prime is 54120000617. The next prime is 54120000721. The reversal of 54120000664 is 46600002145.

54120000664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63820332 + ... + 63821179.

It is an arithmetic number, because the mean of its divisors is an integer number (6461851545).

Almost surely, 2^54120000664 is an apocalyptic number.

It is an amenable number.

54120000664 is a deficient number, since it is larger than the sum of its proper divisors (49269624056).

54120000664 is a wasteful number, since it uses less digits than its factorization.

54120000664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127641570 (or 127641566 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 54120000664 in words is "fifty-four billion, one hundred twenty million, six hundred sixty-four", and thus it is an aban number.