13264577438 has 96 divisors (see below), whose sum is σ = 24712400160. Its totient is φ = 5315331840.

The previous prime is 13264577423. The next prime is 13264577449. The reversal of 13264577438 is 83477546231.

13264577438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12501428 + ... + 12502488.

It is an arithmetic number, because the mean of its divisors is an integer number (257420835).

Almost surely, 2^13264577438 is an apocalyptic number.

13264577438 is a deficient number, since it is larger than the sum of its proper divisors (11447822722).

13264577438 is a wasteful number, since it uses less digits than its factorization.

13264577438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242 (or 1235 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 50.

The spelling of 13264577438 in words is "thirteen billion, two hundred sixty-four million, five hundred seventy-seven thousand, four hundred thirty-eight".