23296222161 has 21 divisors (see below), whose sum is σ = 34934534859. Its totient is φ = 15528067416.

The previous prime is 23296222123. The next prime is 23296222193. The reversal of 23296222161 is 16122269232.

The square root of 23296222161 is 152631.

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

23296222161 is a `hidden beast` number, since 2 + 3 + 2 + 9 + 622 + 21 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 18261468225 + 5034753936 = 135135^2 + 70956^2 .

It is not a de Polignac number, because 23296222161 - 2²¹ = 23294125009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23296622161) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 4118211 + ... + 4123863.

It is an arithmetic number, because the mean of its divisors is an integer number (1663549279).

Almost surely, 2^23296222161 is an apocalyptic number.

23296222161 is the 152631-st square number.

23296222161 is the 76316-th centered octagonal number.

It is an amenable number.

23296222161 is a deficient number, since it is larger than the sum of its proper divisors (11638312698).

23296222161 is an frugal number, since it uses more digits than its factorization.

23296222161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11324 (or 5656 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

Multiplying 23296222161 by its sum of digits (36), we get a square (838663997796 = 915786²).

The spelling of 23296222161 in words is "twenty-three billion, two hundred ninety-six million, two hundred twenty-two thousand, one hundred sixty-one".