23421727276757 has 2 divisors, whose sum is σ = 23421727276758. Its totient is φ = 23421727276756.

The previous prime is 23421727276681. The next prime is 23421727276813. The reversal of 23421727276757 is 75767272712432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23343498543121 + 78228733636 = 4831511^2 + 279694^2 .

It is a cyclic number.

It is not a de Polignac number, because 23421727276757 - 2¹² = 23421727272661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23421727276757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23421727276657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11710863638378 + 11710863638379.

It is an arithmetic number, because the mean of its divisors is an integer number (11710863638379).

Almost surely, 2^{23421727276757} is an apocalyptic number.

It is an amenable number.

23421727276757 is a deficient number, since it is larger than the sum of its proper divisors (1).

23421727276757 is an equidigital number, since it uses as much as digits as its factorization.

23421727276757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96808320, while the sum is 62.

The spelling of 23421727276757 in words is "twenty-three trillion, four hundred twenty-one billion, seven hundred twenty-seven million, two hundred seventy-six thousand, seven hundred fifty-seven".