23303177689697 has 2 divisors, whose sum is σ = 23303177689698. Its totient is φ = 23303177689696.

The previous prime is 23303177689691. The next prime is 23303177689733. The reversal of 23303177689697 is 79698677130332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23297457641536 + 5720048161 = 4826744^2 + 75631^2 .

It is a cyclic number.

It is not a de Polignac number, because 23303177689697 - 2²⁴ = 23303160912481 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23303177689697.

It is not a weakly prime, because it can be changed into another prime (23303177689691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11651588844848 + 11651588844849.

It is an arithmetic number, because the mean of its divisors is an integer number (11651588844849).

Almost surely, 2^{23303177689697} is an apocalyptic number.

It is an amenable number.

23303177689697 is a deficient number, since it is larger than the sum of its proper divisors (1).

23303177689697 is an equidigital number, since it uses as much as digits as its factorization.

23303177689697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432081216, while the sum is 71.

The spelling of 23303177689697 in words is "twenty-three trillion, three hundred three billion, one hundred seventy-seven million, six hundred eighty-nine thousand, six hundred ninety-seven".