55636952832 has 216 divisors, whose sum is σ = 165291126000. Its totient is φ = 17988009984.

The previous prime is 55636952821. The next prime is 55636952843. The reversal of 55636952832 is 23825963655.

55636952832 is a `hidden beast` number, since 5 + 56 + 3 + 69 + 528 + 3 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (55636952821) and next prime (55636952843).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14759844 + ... + 14763612.

Almost surely, 2^55636952832 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 55636952832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82645563000).

55636952832 is an abundant number, since it is smaller than the sum of its proper divisors (109654173168).

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

55636952832 is a wasteful number, since it uses less digits than its factorization.

55636952832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3983 (or 3966 counting only the distinct ones).

The product of its digits is 11664000, while the sum is 54.

The spelling of 55636952832 in words is "fifty-five billion, six hundred thirty-six million, nine hundred fifty-two thousand, eight hundred thirty-two".