239345633856 has 336 divisors, whose sum is σ = 766010338944. Its totient is φ = 64600768512.

The previous prime is 239345633843. The next prime is 239345633887. The reversal of 239345633856 is 658336543932.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 239345633796 and 239345633805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 326528466 + ... + 326529198.

Almost surely, 2^239345633856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 239345633856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383005169472).

239345633856 is an abundant number, since it is smaller than the sum of its proper divisors (526664705088).

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

239345633856 is a wasteful number, since it uses less digits than its factorization.

239345633856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466 (or 1437 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 57.

The spelling of 239345633856 in words is "two hundred thirty-nine billion, three hundred forty-five million, six hundred thirty-three thousand, eight hundred fifty-six".