23265330731077 has 2 divisors, whose sum is σ = 23265330731078. Its totient is φ = 23265330731076.

The previous prime is 23265330731059. The next prime is 23265330731161. The reversal of 23265330731077 is 77013703356232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17382178609636 + 5883152121441 = 4169194^2 + 2425521^2 .

It is a cyclic number.

It is not a de Polignac number, because 23265330731077 - 2⁷ = 23265330730949 is a prime.

It is a super-2 number, since 2×23265330731077² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23265330731077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23265330731017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11632665365538 + 11632665365539.

It is an arithmetic number, because the mean of its divisors is an integer number (11632665365539).

Almost surely, 2^{23265330731077} is an apocalyptic number.

It is an amenable number.

23265330731077 is a deficient number, since it is larger than the sum of its proper divisors (1).

23265330731077 is an equidigital number, since it uses as much as digits as its factorization.

23265330731077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3333960, while the sum is 49.

The spelling of 23265330731077 in words is "twenty-three trillion, two hundred sixty-five billion, three hundred thirty million, seven hundred thirty-one thousand, seventy-seven".