11642236086 has 16 divisors (see below), whose sum is σ = 25075585584. Its totient is φ = 3582226464.

The previous prime is 11642236063. The next prime is 11642236091. The reversal of 11642236086 is 68063224611.

It is a super-2 number, since 2×11642236086² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74629641 + ... + 74629796.

It is an arithmetic number, because the mean of its divisors is an integer number (1567224099).

Almost surely, 2^11642236086 is an apocalyptic number.

11642236086 is an abundant number, since it is smaller than the sum of its proper divisors (13433349498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11642236086 is a wasteful number, since it uses less digits than its factorization.

11642236086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149259455.

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 11642236086 in words is "eleven billion, six hundred forty-two million, two hundred thirty-six thousand, eighty-six".