54766191864 has 32 divisors (see below), whose sum is σ = 139159999440. Its totient is φ = 17956128000.

The previous prime is 54766191811. The next prime is 54766191967. The reversal of 54766191864 is 46819166745.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18702837 + ... + 18705764.

Almost surely, 2^54766191864 is an apocalyptic number.

It is an amenable number.

54766191864 is an abundant number, since it is smaller than the sum of its proper divisors (84393807576).

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

54766191864 is a wasteful number, since it uses less digits than its factorization.

54766191864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37408671 (or 37408667 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The spelling of 54766191864 in words is "fifty-four billion, seven hundred sixty-six million, one hundred ninety-one thousand, eight hundred sixty-four".