239925669387 has 16 divisors (see below), whose sum is σ = 328628462112. Its totient is φ = 155588808960.

The previous prime is 239925669359. The next prime is 239925669397. The reversal of 239925669387 is 783966529932.

It is not a de Polignac number, because 239925669387 - 2⁶ = 239925669323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (239925669307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183937 + ... + 716717.

It is an arithmetic number, because the mean of its divisors is an integer number (20539278882).

Almost surely, 2^239925669387 is an apocalyptic number.

239925669387 is a deficient number, since it is larger than the sum of its proper divisors (88702792725).

239925669387 is a wasteful number, since it uses less digits than its factorization.

239925669387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536878.

The product of its digits is 264539520, while the sum is 69.

The spelling of 239925669387 in words is "two hundred thirty-nine billion, nine hundred twenty-five million, six hundred sixty-nine thousand, three hundred eighty-seven".