239693097687 has 8 divisors (see below), whose sum is σ = 322755062640. Its totient is φ = 158213265600.

The previous prime is 239693097571. The next prime is 239693097689. The reversal of 239693097687 is 786790396932.

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

It is not a de Polignac number, because 239693097687 - 2¹¹ = 239693095639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239693097689) 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, 395532862 + ... + 395533467.

It is an arithmetic number, because the mean of its divisors is an integer number (40344382830).

Almost surely, 2^239693097687 is an apocalyptic number.

239693097687 is a deficient number, since it is larger than the sum of its proper divisors (83061964953).

239693097687 is a wasteful number, since it uses less digits than its factorization.

239693097687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791066433.

The product of its (nonzero) digits is 185177664, while the sum is 69.

The spelling of 239693097687 in words is "two hundred thirty-nine billion, six hundred ninety-three million, ninety-seven thousand, six hundred eighty-seven".