55328332532 has 48 divisors (see below), whose sum is σ = 113735845440. Its totient is φ = 23268672000.

The previous prime is 55328332517. The next prime is 55328332537. The reversal of 55328332532 is 23523382355.

It is a super-2 number, since 2×55328332532² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55328332532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55328332537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582719 + ... + 670982.

It is an arithmetic number, because the mean of its divisors is an integer number (2369496780).

Almost surely, 2^55328332532 is an apocalyptic number.

It is an amenable number.

55328332532 is an abundant number, since it is smaller than the sum of its proper divisors (58407512908).

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

55328332532 is a wasteful number, since it uses less digits than its factorization.

55328332532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253792 (or 1253790 counting only the distinct ones).

The product of its digits is 648000, while the sum is 41.

The spelling of 55328332532 in words is "fifty-five billion, three hundred twenty-eight million, three hundred thirty-two thousand, five hundred thirty-two".