13264016636 has 24 divisors (see below), whose sum is σ = 25859557920. Its totient is φ = 5910754752.

The previous prime is 13264016627. The next prime is 13264016639. The reversal of 13264016636 is 63661046231.

It is a self number, because there is not a number n which added to its sum of digits gives 13264016636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13264016639) 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, 4396376 + ... + 4399391.

It is an arithmetic number, because the mean of its divisors is an integer number (1077481580).

Almost surely, 2^13264016636 is an apocalyptic number.

It is an amenable number.

13264016636 is a deficient number, since it is larger than the sum of its proper divisors (12595541284).

13264016636 is a wasteful number, since it uses less digits than its factorization.

13264016636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8795813 (or 8795811 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 13264016636 in words is "thirteen billion, two hundred sixty-four million, sixteen thousand, six hundred thirty-six".