55873765824 has 112 divisors (see below), whose sum is σ = 149231640576. Its totient is φ = 18448819200.

The previous prime is 55873765807. The next prime is 55873765847. The reversal of 55873765824 is 42856737855.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20017869 + ... + 20020659.

Almost surely, 2^55873765824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55873765824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74615820288).

55873765824 is an abundant number, since it is smaller than the sum of its proper divisors (93357874752).

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

55873765824 is a wasteful number, since it uses less digits than its factorization.

55873765824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3754 (or 3744 counting only the distinct ones).

The product of its digits is 56448000, while the sum is 60.

The spelling of 55873765824 in words is "fifty-five billion, eight hundred seventy-three million, seven hundred sixty-five thousand, eight hundred twenty-four".