23267676977 has 6 divisors (see below), whose sum is σ = 24716875158. Its totient is φ = 21898989824.

The previous prime is 23267676961. The next prime is 23267677009. The reversal of 23267676977 is 77967676232.

It can be written as a sum of positive squares in 3 ways, for example, as 5001884176 + 18265792801 = 70724^2 + 135151^2 .

It is not a de Polignac number, because 23267676977 - 2⁴ = 23267676961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23267676937) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40255208 + ... + 40255785.

It is an arithmetic number, because the mean of its divisors is an integer number (4119479193).

Almost surely, 2^23267676977 is an apocalyptic number.

It is an amenable number.

23267676977 is a deficient number, since it is larger than the sum of its proper divisors (1449198181).

23267676977 is an equidigital number, since it uses as much as digits as its factorization.

23267676977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80511027 (or 80511010 counting only the distinct ones).

The product of its digits is 56010528, while the sum is 62.

The spelling of 23267676977 in words is "twenty-three billion, two hundred sixty-seven million, six hundred seventy-six thousand, nine hundred seventy-seven".