55325533500 has 72 divisors (see below), whose sum is σ = 174533630544. Its totient is φ = 14753474400.

The previous prime is 55325533457. The next prime is 55325533579. The reversal of 55325533500 is 533552355.

55325533500 is a `hidden beast` number, since 5 + 53 + 2 + 553 + 3 + 50 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6142782 + ... + 6151781.

It is an arithmetic number, because the mean of its divisors is an integer number (2424078202).

Almost surely, 2^55325533500 is an apocalyptic number.

55325533500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55325533500 is an abundant number, since it is smaller than the sum of its proper divisors (119208097044).

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

55325533500 is a wasteful number, since it uses less digits than its factorization.

55325533500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12294588 (or 12294573 counting only the distinct ones).

The product of its (nonzero) digits is 168750, while the sum is 36.

The spelling of 55325533500 in words is "fifty-five billion, three hundred twenty-five million, five hundred thirty-three thousand, five hundred".