23315541856 has 12 divisors (see below), whose sum is σ = 45902473092. Its totient is φ = 11657770912.

The previous prime is 23315541793. The next prime is 23315541859. The reversal of 23315541856 is 65814551332.

It is a super-2 number, since 2×23315541856² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23315541859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364305310 + ... + 364305373.

It is an arithmetic number, because the mean of its divisors is an integer number (3825206091).

Almost surely, 2^23315541856 is an apocalyptic number.

It is an amenable number.

23315541856 is a deficient number, since it is larger than the sum of its proper divisors (22586931236).

23315541856 is an equidigital number, since it uses as much as digits as its factorization.

23315541856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728610693 (or 728610685 counting only the distinct ones).

The product of its digits is 432000, while the sum is 43.

The spelling of 23315541856 in words is "twenty-three billion, three hundred fifteen million, five hundred forty-one thousand, eight hundred fifty-six".