13390696739 has 8 divisors (see below), whose sum is σ = 15424155648. Its totient is φ = 11387363400.

The previous prime is 13390696723. The next prime is 13390696783. The reversal of 13390696739 is 93769609331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13390696739 - 2⁴ = 13390696723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13390696339) 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, 7530437 + ... + 7532214.

It is an arithmetic number, because the mean of its divisors is an integer number (1928019456).

Almost surely, 2^13390696739 is an apocalyptic number.

13390696739 is a deficient number, since it is larger than the sum of its proper divisors (2033458909).

13390696739 is a wasteful number, since it uses less digits than its factorization.

13390696739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15062785.

The product of its (nonzero) digits is 4960116, while the sum is 56.

The spelling of 13390696739 in words is "thirteen billion, three hundred ninety million, six hundred ninety-six thousand, seven hundred thirty-nine".