75979145695 has 32 divisors (see below), whose sum is σ = 99661625280. Its totient is φ = 55409909760.

The previous prime is 75979145677. The next prime is 75979145713. The reversal of 75979145695 is 59654197957.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (75979145677) and next prime (75979145713).

It is not a de Polignac number, because 75979145695 - 2¹⁵ = 75979112927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75979145695.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150727 + ... + 417943.

It is an arithmetic number, because the mean of its divisors is an integer number (3114425790).

Almost surely, 2^75979145695 is an apocalyptic number.

75979145695 is a deficient number, since it is larger than the sum of its proper divisors (23682479585).

75979145695 is a wasteful number, since it uses less digits than its factorization.

75979145695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267355.

The product of its digits is 107163000, while the sum is 67.

The spelling of 75979145695 in words is "seventy-five billion, nine hundred seventy-nine million, one hundred forty-five thousand, six hundred ninety-five".