23672540767489 has 2 divisors, whose sum is σ = 23672540767490. Its totient is φ = 23672540767488.

The previous prime is 23672540767391. The next prime is 23672540767501. The reversal of 23672540767489 is 98476704527632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16157047493889 + 7515493273600 = 4019583^2 + 2741440^2 .

It is a cyclic number.

It is not a de Polignac number, because 23672540767489 - 2³⁷ = 23535101814017 is a prime.

It is not a weakly prime, because it can be changed into another prime (23672540767189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11836270383744 + 11836270383745.

It is an arithmetic number, because the mean of its divisors is an integer number (11836270383745).

Almost surely, 2^{23672540767489} is an apocalyptic number.

It is an amenable number.

23672540767489 is a deficient number, since it is larger than the sum of its proper divisors (1).

23672540767489 is an equidigital number, since it uses as much as digits as its factorization.

23672540767489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 853493760, while the sum is 70.

The spelling of 23672540767489 in words is "twenty-three trillion, six hundred seventy-two billion, five hundred forty million, seven hundred sixty-seven thousand, four hundred eighty-nine".