23261265777 has 8 divisors (see below), whose sum is σ = 32084504640. Its totient is φ = 14972768720.

The previous prime is 23261265739. The next prime is 23261265787. The reversal of 23261265777 is 77756216232.

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

It is a cyclic number.

It is not a de Polignac number, because 23261265777 - 2¹⁴ = 23261249393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23261265787) 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, 133685349 + ... + 133685522.

It is an arithmetic number, because the mean of its divisors is an integer number (4010563080).

Almost surely, 2^23261265777 is an apocalyptic number.

It is an amenable number.

23261265777 is a deficient number, since it is larger than the sum of its proper divisors (8823238863).

23261265777 is a wasteful number, since it uses less digits than its factorization.

23261265777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267370903.

The product of its digits is 1481760, while the sum is 48.

The spelling of 23261265777 in words is "twenty-three billion, two hundred sixty-one million, two hundred sixty-five thousand, seven hundred seventy-seven".