55212732304 has 20 divisors (see below), whose sum is σ = 107048438640. Its totient is φ = 27587328800.

The previous prime is 55212732241. The next prime is 55212732313. The reversal of 55212732304 is 40323721255.

It is a self number, because there is not a number n which added to its sum of digits gives 55212732304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1165894 + ... + 1212325.

It is an arithmetic number, because the mean of its divisors is an integer number (5352421932).

Almost surely, 2^55212732304 is an apocalyptic number.

It is an amenable number.

55212732304 is a deficient number, since it is larger than the sum of its proper divisors (51835706336).

55212732304 is a wasteful number, since it uses less digits than its factorization.

55212732304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2379678 (or 2379672 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 55212732304 in words is "fifty-five billion, two hundred twelve million, seven hundred thirty-two thousand, three hundred four".