54776726544 has 20 divisors (see below), whose sum is σ = 141506543696. Its totient is φ = 18258908832.

The previous prime is 54776726539. The next prime is 54776726573. The reversal of 54776726544 is 44562767745.

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, 570590854 + ... + 570590949.

Almost surely, 2^54776726544 is an apocalyptic number.

It is an amenable number.

54776726544 is an abundant number, since it is smaller than the sum of its proper divisors (86729817152).

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

54776726544 is a wasteful number, since it uses less digits than its factorization.

54776726544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141181814 (or 1141181808 counting only the distinct ones).

The product of its digits is 39513600, while the sum is 57.

The spelling of 54776726544 in words is "fifty-four billion, seven hundred seventy-six million, seven hundred twenty-six thousand, five hundred forty-four".