75980531113 has 4 divisors (see below), whose sum is σ = 75981185280. Its totient is φ = 75979876948.

The previous prime is 75980531101. The next prime is 75980531117. The reversal of 75980531113 is 31113508957.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 75980531113 - 2²¹ = 75978433961 is a prime.

It is a super-2 number, since 2×75980531113² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 75980531113.

It is not an unprimeable number, because it can be changed into a prime (75980531117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100573 + ... + 402586.

It is an arithmetic number, because the mean of its divisors is an integer number (18995296320).

Almost surely, 2^75980531113 is an apocalyptic number.

It is an amenable number.

75980531113 is a deficient number, since it is larger than the sum of its proper divisors (654167).

75980531113 is a wasteful number, since it uses less digits than its factorization.

75980531113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654166.

The product of its (nonzero) digits is 113400, while the sum is 43.

The spelling of 75980531113 in words is "seventy-five billion, nine hundred eighty million, five hundred thirty-one thousand, one hundred thirteen".