23890364208 has 120 divisors (see below), whose sum is σ = 69883527168. Its totient is φ = 7900587072.

The previous prime is 23890364189. The next prime is 23890364249. The reversal of 23890364208 is 80246309832.

23890364208 is a `hidden beast` number, since 2 + 3 + 89 + 0 + 364 + 208 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 469585 + ... + 517967.

Almost surely, 2^23890364208 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 23890364208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34941763584).

23890364208 is an abundant number, since it is smaller than the sum of its proper divisors (45993162960).

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

23890364208 is a wasteful number, since it uses less digits than its factorization.

23890364208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48533 (or 48515 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 23890364208 in words is "twenty-three billion, eight hundred ninety million, three hundred sixty-four thousand, two hundred eight".