23265343140777 has 12 divisors (see below), whose sum is σ = 33913802948740. Its totient is φ = 15367933083168.

The previous prime is 23265343140727. The next prime is 23265343140811. The reversal of 23265343140777 is 77704134356232.

23265343140777 is a `hidden beast` number, since 2 + 3 + 2 + 6 + 534 + 31 + 4 + 0 + 7 + 77 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20234693893401 + 3030649247376 = 4498299^2 + 1740876^2 .

It is a de Polignac number, because none of the positive numbers 2^k-23265343140777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23265343140727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11857972078 + ... + 11857974039.

Almost surely, 2^{23265343140777} is an apocalyptic number.

It is an amenable number.

23265343140777 is a deficient number, since it is larger than the sum of its proper divisors (10648459807963).

23265343140777 is a wasteful number, since it uses less digits than its factorization.

23265343140777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23715946232 (or 23715946229 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 54.

The spelling of 23265343140777 in words is "twenty-three trillion, two hundred sixty-five billion, three hundred forty-three million, one hundred forty thousand, seven hundred seventy-seven".