239974823010816 has 400 divisors, whose sum is σ = 747539868100608. Its totient is φ = 76499748864000.

The previous prime is 239974823010809. The next prime is 239974823010851. The reversal of 239974823010816 is 618010328479932.

239974823010816 is a `hidden beast` number, since 2 + 3 + 9 + 9 + 7 + 482 + 30 + 108 + 16 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6067458241 + ... + 6067497791.

Almost surely, 2^{239974823010816} 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 239974823010816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373769934050304).

239974823010816 is an abundant number, since it is smaller than the sum of its proper divisors (507565045089792).

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

239974823010816 is an equidigital number, since it uses as much as digits as its factorization.

239974823010816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45965 (or 45940 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 63.

The spelling of 239974823010816 in words is "two hundred thirty-nine trillion, nine hundred seventy-four billion, eight hundred twenty-three million, ten thousand, eight hundred sixteen".