239467993968 has 160 divisors (see below), whose sum is σ = 709510144000. Its totient is φ = 68177127168.

The previous prime is 239467993949. The next prime is 239467993987. The reversal of 239467993968 is 869399764932.

It is an interprime number because it is at equal distance from previous prime (239467993949) and next prime (239467993987).

It is a self number, because there is not a number n which added to its sum of digits gives 239467993968.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171170133 + ... + 171171531.

It is an arithmetic number, because the mean of its divisors is an integer number (4434438400).

Almost surely, 2^239467993968 is an apocalyptic number.

239467993968 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 239467993968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354755072000).

239467993968 is an abundant number, since it is smaller than the sum of its proper divisors (470042150032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

239467993968 is a wasteful number, since it uses less digits than its factorization.

239467993968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859 (or 2853 counting only the distinct ones).

The product of its digits is 952342272, while the sum is 75.

The spelling of 239467993968 in words is "two hundred thirty-nine billion, four hundred sixty-seven million, nine hundred ninety-three thousand, nine hundred sixty-eight".