13670404939 has 16 divisors (see below), whose sum is σ = 14781794976. Its totient is φ = 12595161600.

The previous prime is 13670404921. The next prime is 13670404967. The reversal of 13670404939 is 93940407631.

It is a cyclic number.

It is not a de Polignac number, because 13670404939 - 2¹⁷ = 13670273867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13670404339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187569 + ... + 250045.

It is an arithmetic number, because the mean of its divisors is an integer number (923862186).

Almost surely, 2^13670404939 is an apocalyptic number.

13670404939 is a deficient number, since it is larger than the sum of its proper divisors (1111390037).

13670404939 is a wasteful number, since it uses less digits than its factorization.

13670404939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62766.

The product of its (nonzero) digits is 489888, while the sum is 46.

It can be divided in two parts, 13670 and 404939, that added together give a square (418609 = 647²).

The spelling of 13670404939 in words is "thirteen billion, six hundred seventy million, four hundred four thousand, nine hundred thirty-nine".