23711072256 has 135 divisors (see below), whose sum is σ = 68667803113. Its totient is φ = 7883980800.

The previous prime is 23711072243. The next prime is 23711072291. The reversal of 23711072256 is 65227011732.

The square root of 23711072256 is 153984.

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

It can be written as a sum of positive squares in only one way, i.e., 23475142656 + 235929600 = 153216^2 + 15360^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23711072256.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 59129656 + ... + 59130056.

Almost surely, 2^23711072256 is an apocalyptic number.

23711072256 is the 153984-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23711072256

23711072256 is an abundant number, since it is smaller than the sum of its proper divisors (44956730857).

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

23711072256 is an frugal number, since it uses more digits than its factorization.

23711072256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

Multiplying 23711072256 by its sum of digits (36), we get a square (853598601216 = 923904²).

23711072256 divided by its sum of digits (36) gives a square (658640896 = 25664²).

Adding to 23711072256 its reverse (65227011732), we get a palindrome (88938083988).

The spelling of 23711072256 in words is "twenty-three billion, seven hundred eleven million, seventy-two thousand, two hundred fifty-six".