11695580145 has 16 divisors (see below), whose sum is σ = 20792142720. Its totient is φ = 6237642672.

The previous prime is 11695580107. The next prime is 11695580153. The reversal of 11695580145 is 54108559611.

11695580145 is a `hidden beast` number, since 1 + 1 + 69 + 5 + 580 + 1 + 4 + 5 = 666.

It is not a de Polignac number, because 11695580145 - 2¹⁵ = 11695547377 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 11695580145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43316829 + ... + 43317098.

It is an arithmetic number, because the mean of its divisors is an integer number (1299508920).

Almost surely, 2^11695580145 is an apocalyptic number.

11695580145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11695580145 is a deficient number, since it is larger than the sum of its proper divisors (9096562575).

11695580145 is an equidigital number, since it uses as much as digits as its factorization.

11695580145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86633941 (or 86633935 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 45.

The spelling of 11695580145 in words is "eleven billion, six hundred ninety-five million, five hundred eighty thousand, one hundred forty-five".