55140513203 has 16 divisors (see below), whose sum is σ = 57755806080. Its totient is φ = 52575215616.

The previous prime is 55140513199. The next prime is 55140513293. The reversal of 55140513203 is 30231504155.

It is a cyclic number.

It is not a de Polignac number, because 55140513203 - 2² = 55140513199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (55140513293) 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, 1281251 + ... + 1323587.

It is an arithmetic number, because the mean of its divisors is an integer number (3609737880).

Almost surely, 2^55140513203 is an apocalyptic number.

55140513203 is a deficient number, since it is larger than the sum of its proper divisors (2615292877).

55140513203 is a wasteful number, since it uses less digits than its factorization.

55140513203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42926.

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 55140513203 in words is "fifty-five billion, one hundred forty million, five hundred thirteen thousand, two hundred three".