11361500771431 has 4 divisors (see below), whose sum is σ = 11361633822352. Its totient is φ = 11361367720512.

The previous prime is 11361500771363. The next prime is 11361500771441. The reversal of 11361500771431 is 13417700516311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11361500771431 - 2²⁹ = 11360963900519 is a prime.

It is a super-2 number, since 2×11361500771431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11361500771441) 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, 66397290 + ... + 66568183.

It is an arithmetic number, because the mean of its divisors is an integer number (2840408455588).

Almost surely, 2^{11361500771431} is an apocalyptic number.

11361500771431 is a deficient number, since it is larger than the sum of its proper divisors (133050921).

11361500771431 is an equidigital number, since it uses as much as digits as its factorization.

11361500771431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133050920.

The product of its (nonzero) digits is 52920, while the sum is 40.

The spelling of 11361500771431 in words is "eleven trillion, three hundred sixty-one billion, five hundred million, seven hundred seventy-one thousand, four hundred thirty-one".