23361857358 has 16 divisors (see below), whose sum is σ = 53398531200. Its totient is φ = 6674816376.

The previous prime is 23361857357. The next prime is 23361857369. The reversal of 23361857358 is 85375816332.

It is a self number, because there is not a number n which added to its sum of digits gives 23361857358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23361857357) by changing a digit.

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, 278117308 + ... + 278117391.

It is an arithmetic number, because the mean of its divisors is an integer number (3337408200).

Almost surely, 2^23361857358 is an apocalyptic number.

23361857358 is an abundant number, since it is smaller than the sum of its proper divisors (30036673842).

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

23361857358 is a wasteful number, since it uses less digits than its factorization.

23361857358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556234711.

The product of its digits is 3628800, while the sum is 51.

The spelling of 23361857358 in words is "twenty-three billion, three hundred sixty-one million, eight hundred fifty-seven thousand, three hundred fifty-eight".