13821110577995 has 16 divisors (see below), whose sum is σ = 19466954205888. Its totient is φ = 9221188832640.

The previous prime is 13821110577983. The next prime is 13821110578007. The reversal of 13821110577995 is 59977501112831.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13821110577983) and next prime (13821110578007).

It is not a de Polignac number, because 13821110577995 - 2²² = 13821106383691 is a prime.

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, 5336334836 + ... + 5336337425.

It is an arithmetic number, because the mean of its divisors is an integer number (1216684637868).

Almost surely, 2^{13821110577995} is an apocalyptic number.

13821110577995 is a deficient number, since it is larger than the sum of its proper divisors (5645843627893).

13821110577995 is a wasteful number, since it uses less digits than its factorization.

13821110577995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10672672310.

The product of its (nonzero) digits is 4762800, while the sum is 59.

The spelling of 13821110577995 in words is "thirteen trillion, eight hundred twenty-one billion, one hundred ten million, five hundred seventy-seven thousand, nine hundred ninety-five".