239946819699 has 16 divisors (see below), whose sum is σ = 322713796608. Its totient is φ = 158574269952.

The previous prime is 239946819689. The next prime is 239946819703. The reversal of 239946819699 is 996918649932.

It is not a de Polignac number, because 239946819699 - 2¹⁶ = 239946754163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 239946819699.

It is not an unprimeable number, because it can be changed into a prime (239946819689) 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, 204934 + ... + 722420.

It is an arithmetic number, because the mean of its divisors is an integer number (20169612288).

Almost surely, 2^239946819699 is an apocalyptic number.

239946819699 is a deficient number, since it is larger than the sum of its proper divisors (82766976909).

239946819699 is a wasteful number, since it uses less digits than its factorization.

239946819699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518834.

The product of its digits is 408146688, while the sum is 75.

The spelling of 239946819699 in words is "two hundred thirty-nine billion, nine hundred forty-six million, eight hundred nineteen thousand, six hundred ninety-nine".