23513940590 has 32 divisors (see below), whose sum is σ = 48377018880. Its totient is φ = 8061008544.

The previous prime is 23513940581. The next prime is 23513940607. The reversal of 23513940590 is 9504931532.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 959429 + ... + 983631.

It is an arithmetic number, because the mean of its divisors is an integer number (1511781840).

Almost surely, 2^23513940590 is an apocalyptic number.

23513940590 is an abundant number, since it is smaller than the sum of its proper divisors (24863078290).

23513940590 is a wasteful number, since it uses less digits than its factorization.

23513940590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38096.

The product of its (nonzero) digits is 145800, while the sum is 41.

The spelling of 23513940590 in words is "twenty-three billion, five hundred thirteen million, nine hundred forty thousand, five hundred ninety".