11172345795 has 240 divisors, whose sum is σ = 23263967232. Its totient is φ = 5115052800.

The previous prime is 11172345773. The next prime is 11172345797. The reversal of 11172345795 is 59754327111.

11172345795 is a `hidden beast` number, since 1 + 1 + 1 + 72 + 3 + 4 + 579 + 5 = 666.

It is not a de Polignac number, because 11172345795 - 2⁵ = 11172345763 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 11172345795.

It is not an unprimeable number, because it can be changed into a prime (11172345797) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 73988970 + ... + 73989120.

Almost surely, 2^11172345795 is an apocalyptic number.

11172345795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11172345795 is an abundant number, since it is smaller than the sum of its proper divisors (12091621437).

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

11172345795 is a wasteful number, since it uses less digits than its factorization.

11172345795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 242 counting only the distinct ones).

The product of its digits is 264600, while the sum is 45.

The spelling of 11172345795 in words is "eleven billion, one hundred seventy-two million, three hundred forty-five thousand, seven hundred ninety-five".