11372367552431 has 4 divisors (see below), whose sum is σ = 11614332819552. Its totient is φ = 11130402285312.

The previous prime is 11372367552421. The next prime is 11372367552433. The reversal of 11372367552431 is 13425576327311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11372367552431 is a prime.

It is a super-2 number, since 2×11372367552431² (a number of 27 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 11372367552431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11372367552433) 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, 120982633490 + ... + 120982633583.

It is an arithmetic number, because the mean of its divisors is an integer number (2903583204888).

Almost surely, 2^{11372367552431} is an apocalyptic number.

11372367552431 is a deficient number, since it is larger than the sum of its proper divisors (241965267121).

11372367552431 is an equidigital number, since it uses as much as digits as its factorization.

11372367552431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241965267120.

The product of its digits is 3175200, while the sum is 50.

The spelling of 11372367552431 in words is "eleven trillion, three hundred seventy-two billion, three hundred sixty-seven million, five hundred fifty-two thousand, four hundred thirty-one".