105503613725 has 24 divisors (see below), whose sum is σ = 145810578240. Its totient is φ = 75257061120.

The previous prime is 105503613701. The next prime is 105503613739. The reversal of 105503613725 is 527316305501.

It is not a de Polignac number, because 105503613725 - 2⁸ = 105503613469 is a prime.

It is a super-2 number, since 2×105503613725² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6524657 + ... + 6540806.

It is an arithmetic number, because the mean of its divisors is an integer number (6075440760).

Almost surely, 2^105503613725 is an apocalyptic number.

It is an amenable number.

105503613725 is a deficient number, since it is larger than the sum of its proper divisors (40306964515).

105503613725 is a wasteful number, since it uses less digits than its factorization.

105503613725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13065509 (or 13065504 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 38.

The spelling of 105503613725 in words is "one hundred five billion, five hundred three million, six hundred thirteen thousand, seven hundred twenty-five".