23152665601 has 32 divisors (see below), whose sum is σ = 25815773088. Its totient is φ = 20628111360.

The previous prime is 23152665581. The next prime is 23152665607. The reversal of 23152665601 is 10656625132.

It is a Cunningham number, because it is equal to 152160²+1.

It can be written as a sum of positive squares in 16 ways, for example, as 28901376 + 23123764225 = 5376^2 + 152065^2 .

It is a cyclic number.

It is not a de Polignac number, because 23152665601 - 2¹⁷ = 23152534529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23152665607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23697225 + ... + 23698201.

It is an arithmetic number, because the mean of its divisors is an integer number (806742909).

Almost surely, 2^23152665601 is an apocalyptic number.

It is an amenable number.

23152665601 is a deficient number, since it is larger than the sum of its proper divisors (2663107487).

23152665601 is a wasteful number, since it uses less digits than its factorization.

23152665601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 23152665601 in words is "twenty-three billion, one hundred fifty-two million, six hundred sixty-five thousand, six hundred one".