55264335432 has 64 divisors (see below), whose sum is σ = 140793845760. Its totient is φ = 18071961600.

The previous prime is 55264335383. The next prime is 55264335457. The reversal of 55264335432 is 23453346255.

It is a super-2 number, since 2×55264335432² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511432 + ... + 609992.

It is an arithmetic number, because the mean of its divisors is an integer number (2199903840).

Almost surely, 2^55264335432 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 55264335432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70396922880).

55264335432 is an abundant number, since it is smaller than the sum of its proper divisors (85529510328).

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

55264335432 is a wasteful number, since it uses less digits than its factorization.

55264335432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99014 (or 99010 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 42.

The spelling of 55264335432 in words is "fifty-five billion, two hundred sixty-four million, three hundred thirty-five thousand, four hundred thirty-two".