11531336626761 has 16 divisors (see below), whose sum is σ = 17980201519104. Its totient is φ = 6436094860944.

The previous prime is 11531336626687. The next prime is 11531336626763. The reversal of 11531336626761 is 16762663313511.

11531336626761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11531336626761 - 2⁷ = 11531336626633 is a prime.

It is a super-2 number, since 2×11531336626761² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11531336626763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6385013841 + ... + 6385015646.

It is an arithmetic number, because the mean of its divisors is an integer number (1123762594944).

Almost surely, 2^{11531336626761} is an apocalyptic number.

It is an amenable number.

11531336626761 is a deficient number, since it is larger than the sum of its proper divisors (6448864892343).

11531336626761 is a wasteful number, since it uses less digits than its factorization.

11531336626761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12770029540.

The product of its digits is 2449440, while the sum is 51.

The spelling of 11531336626761 in words is "eleven trillion, five hundred thirty-one billion, three hundred thirty-six million, six hundred twenty-six thousand, seven hundred sixty-one".