11432679636 has 24 divisors (see below), whose sum is σ = 30487145920. Its totient is φ = 3266479872.

The previous prime is 11432679631. The next prime is 11432679637. The reversal of 11432679636 is 63697623411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11432679631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68051581 + ... + 68051748.

Almost surely, 2^11432679636 is an apocalyptic number.

It is an amenable number.

11432679636 is an abundant number, since it is smaller than the sum of its proper divisors (19054466284).

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

11432679636 is a wasteful number, since it uses less digits than its factorization.

11432679636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136103343 (or 136103341 counting only the distinct ones).

The product of its digits is 979776, while the sum is 48.

The spelling of 11432679636 in words is "eleven billion, four hundred thirty-two million, six hundred seventy-nine thousand, six hundred thirty-six".