13397412636 has 60 divisors (see below), whose sum is σ = 35054836432. Its totient is φ = 4461806592.

The previous prime is 13397412617. The next prime is 13397412641. The reversal of 13397412636 is 63621479331.

13397412636 is a `hidden beast` number, since 1 + 3 + 3 + 9 + 7 + 4 + 1 + 2 + 636 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 13397412591 and 13397412600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 355641 + ... + 391503.

Almost surely, 2^13397412636 is an apocalyptic number.

It is an amenable number.

13397412636 is an abundant number, since it is smaller than the sum of its proper divisors (21657423796).

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

13397412636 is a wasteful number, since it uses less digits than its factorization.

13397412636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37032 (or 37021 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The spelling of 13397412636 in words is "thirteen billion, three hundred ninety-seven million, four hundred twelve thousand, six hundred thirty-six".