23459823556 has 81 divisors (see below), whose sum is σ = 45848208231. Its totient is φ = 10498610304.

The previous prime is 23459823553. The next prime is 23459823559. The reversal of 23459823556 is 65532895432.

The square root of 23459823556 is 153166.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (23459823553) and next prime (23459823559).

It can be written as a sum of positive squares in 4 ways, for example, as 2085383556 + 21374440000 = 45666^2 + 146200^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23459823553) 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 26 ways as a sum of consecutive naturals, for example, 171239520 + ... + 171239656.

Almost surely, 2^23459823556 is an apocalyptic number.

23459823556 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

23459823556 is the 153166-th square number.

It is an amenable number.

23459823556 is a deficient number, since it is larger than the sum of its proper divisors (22388384675).

23459823556 is a wasteful number, since it uses less digits than its factorization.

23459823556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 195 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 52.

The spelling of 23459823556 in words is "twenty-three billion, four hundred fifty-nine million, eight hundred twenty-three thousand, five hundred fifty-six".