23320961994 has 64 divisors (see below), whose sum is σ = 51478364160. Its totient is φ = 6984573120.

The previous prime is 23320961977. The next prime is 23320962001. The reversal of 23320961994 is 49916902332.

It is a Curzon number.

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 31 ways as a sum of consecutive naturals, for example, 2249587 + ... + 2259929.

It is an arithmetic number, because the mean of its divisors is an integer number (804349440).

Almost surely, 2^23320961994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23320961994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25739182080).

23320961994 is an abundant number, since it is smaller than the sum of its proper divisors (28157402166).

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

23320961994 is a wasteful number, since it uses less digits than its factorization.

23320961994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10755.

The product of its (nonzero) digits is 629856, while the sum is 48.

The spelling of 23320961994 in words is "twenty-three billion, three hundred twenty million, nine hundred sixty-one thousand, nine hundred ninety-four".