239917284275 has 6 divisors (see below), whose sum is σ = 297497432532. Its totient is φ = 191933827400.

The previous prime is 239917284251. The next prime is 239917284317. The reversal of 239917284275 is 572482719932.

It is a de Polignac number, because none of the positive numbers 2^k-239917284275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4798345661 + ... + 4798345710.

It is an arithmetic number, because the mean of its divisors is an integer number (49582905422).

Almost surely, 2^239917284275 is an apocalyptic number.

239917284275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

239917284275 is a deficient number, since it is larger than the sum of its proper divisors (57580148257).

239917284275 is an equidigital number, since it uses as much as digits as its factorization.

239917284275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9596691381 (or 9596691376 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 59.

The spelling of 239917284275 in words is "two hundred thirty-nine billion, nine hundred seventeen million, two hundred eighty-four thousand, two hundred seventy-five".