23985994658 has 16 divisors (see below), whose sum is σ = 36046356480. Its totient is φ = 11970561456.

The previous prime is 23985994633. The next prime is 23985994667. The reversal of 23985994658 is 85649958932.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3901535 + ... + 3907677.

It is an arithmetic number, because the mean of its divisors is an integer number (2252897280).

Almost surely, 2^23985994658 is an apocalyptic number.

23985994658 is a deficient number, since it is larger than the sum of its proper divisors (12060361822).

23985994658 is a wasteful number, since it uses less digits than its factorization.

23985994658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9481.

The product of its digits is 167961600, while the sum is 68.

The spelling of 23985994658 in words is "twenty-three billion, nine hundred eighty-five million, nine hundred ninety-four thousand, six hundred fifty-eight".