55503234315 has 40 divisors (see below), whose sum is σ = 101181080880. Its totient is φ = 29099988288.

The previous prime is 55503234287. The next prime is 55503234317. The reversal of 55503234315 is 51343230555.

It is not a de Polignac number, because 55503234315 - 2⁹ = 55503233803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55503234315.

It is not an unprimeable number, because it can be changed into a prime (55503234317) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1137504 + ... + 1185293.

It is an arithmetic number, because the mean of its divisors is an integer number (2529527022).

Almost surely, 2^55503234315 is an apocalyptic number.

55503234315 is a deficient number, since it is larger than the sum of its proper divisors (45677846565).

55503234315 is a wasteful number, since it uses less digits than its factorization.

55503234315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322873 (or 2322864 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

The spelling of 55503234315 in words is "fifty-five billion, five hundred three million, two hundred thirty-four thousand, three hundred fifteen".