239470590797 has 32 divisors (see below), whose sum is σ = 261676396800. Its totient is φ = 218254417920.

The previous prime is 239470590743. The next prime is 239470590809. The reversal of 239470590797 is 797095074932.

It is a cyclic number.

It is not a de Polignac number, because 239470590797 - 2¹² = 239470586701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239470490797) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64772453 + ... + 64776149.

It is an arithmetic number, because the mean of its divisors is an integer number (8177387400).

Almost surely, 2^239470590797 is an apocalyptic number.

It is an amenable number.

239470590797 is a deficient number, since it is larger than the sum of its proper divisors (22205806003).

239470590797 is a wasteful number, since it uses less digits than its factorization.

239470590797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4421.

The product of its (nonzero) digits is 30005640, while the sum is 62.

The spelling of 239470590797 in words is "two hundred thirty-nine billion, four hundred seventy million, five hundred ninety thousand, seven hundred ninety-seven".