11939759739 has 12 divisors (see below), whose sum is σ = 17251080600. Its totient is φ = 7957642464.

The previous prime is 11939759707. The next prime is 11939759749. The reversal of 11939759739 is 93795793911.

11939759739 is a `hidden beast` number, since 1 + 1 + 9 + 3 + 9 + 7 + 597 + 39 = 666.

It is not a de Polignac number, because 11939759739 - 2⁵ = 11939759707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11939759749) 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 11 ways as a sum of consecutive naturals, for example, 148354 + ... + 214215.

It is an arithmetic number, because the mean of its divisors is an integer number (1437590050).

Almost surely, 2^11939759739 is an apocalyptic number.

11939759739 is a deficient number, since it is larger than the sum of its proper divisors (5311320861).

11939759739 is a wasteful number, since it uses less digits than its factorization.

11939759739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366234 (or 366231 counting only the distinct ones).

The product of its digits is 14467005, while the sum is 63.

The spelling of 11939759739 in words is "eleven billion, nine hundred thirty-nine million, seven hundred fifty-nine thousand, seven hundred thirty-nine".