11422168638836 has 12 divisors (see below), whose sum is σ = 20476326706500. Its totient is φ = 5571789579840.

The previous prime is 11422168638827. The next prime is 11422168638847. The reversal of 11422168638836 is 63883686122411.

It can be written as a sum of positive squares in 2 ways, for example, as 1404120721936 + 10018047916900 = 1184956^2 + 3165130^2 .

It is a super-3 number, since 3×11422168638836³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34823684711 + ... + 34823685038.

It is an arithmetic number, because the mean of its divisors is an integer number (1706360558875).

Almost surely, 2^{11422168638836} is an apocalyptic number.

It is an amenable number.

11422168638836 is a deficient number, since it is larger than the sum of its proper divisors (9054158067664).

11422168638836 is a wasteful number, since it uses less digits than its factorization.

11422168638836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69647369794 (or 69647369792 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 59.

The spelling of 11422168638836 in words is "eleven trillion, four hundred twenty-two billion, one hundred sixty-eight million, six hundred thirty-eight thousand, eight hundred thirty-six".