23929608261 has 8 divisors (see below), whose sum is σ = 34360463200. Its totient is φ = 14725912752.

The previous prime is 23929608223. The next prime is 23929608281. The reversal of 23929608261 is 16280692932.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23929608261 - 2¹⁵ = 23929575493 is a prime.

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 23929608261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23929608281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306789811 + ... + 306789888.

It is an arithmetic number, because the mean of its divisors is an integer number (4295057900).

Almost surely, 2^23929608261 is an apocalyptic number.

It is an amenable number.

23929608261 is a deficient number, since it is larger than the sum of its proper divisors (10430854939).

23929608261 is a wasteful number, since it uses less digits than its factorization.

23929608261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613579715.

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 23929608261 in words is "twenty-three billion, nine hundred twenty-nine million, six hundred eight thousand, two hundred sixty-one".