11405679995 has 16 divisors (see below), whose sum is σ = 13776231168. Its totient is φ = 9064994400.

The previous prime is 11405679983. The next prime is 11405680007. The reversal of 11405679995 is 59997650411.

It is an interprime number because it is at equal distance from previous prime (11405679983) and next prime (11405680007).

It is not a de Polignac number, because 11405679995 - 2⁴ = 11405679979 is a prime.

It is a super-2 number, since 2×11405679995² (a number of 21 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 11405679995.

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, 2959820 + ... + 2963670.

It is an arithmetic number, because the mean of its divisors is an integer number (861014448).

Almost surely, 2^11405679995 is an apocalyptic number.

11405679995 is a deficient number, since it is larger than the sum of its proper divisors (2370551173).

11405679995 is a wasteful number, since it uses less digits than its factorization.

11405679995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7570.

The product of its (nonzero) digits is 3061800, while the sum is 56.

The spelling of 11405679995 in words is "eleven billion, four hundred five million, six hundred seventy-nine thousand, nine hundred ninety-five".