13338294537 has 16 divisors (see below), whose sum is σ = 19289817792. Its totient is φ = 8164999680.

The previous prime is 13338294523. The next prime is 13338294569. The reversal of 13338294537 is 73549283331.

It is not a de Polignac number, because 13338294537 - 2⁴ = 13338294521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13338294517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3187363 + ... + 3191544.

It is an arithmetic number, because the mean of its divisors is an integer number (1205613612).

Almost surely, 2^13338294537 is an apocalyptic number.

13338294537 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

13338294537 is a deficient number, since it is larger than the sum of its proper divisors (5951523255).

13338294537 is a wasteful number, since it uses less digits than its factorization.

13338294537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6378968.

The product of its digits is 1632960, while the sum is 48.

The spelling of 13338294537 in words is "thirteen billion, three hundred thirty-eight million, two hundred ninety-four thousand, five hundred thirty-seven".