23564733580967 has 2 divisors, whose sum is σ = 23564733580968. Its totient is φ = 23564733580966.

The previous prime is 23564733580907. The next prime is 23564733580987. The reversal of 23564733580967 is 76908533746532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23564733580967 - 2¹⁶ = 23564733515431 is a prime.

It is a super-2 number, since 2×23564733580967² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23564733580897 and 23564733580906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23564733580907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11782366790483 + 11782366790484.

It is an arithmetic number, because the mean of its divisors is an integer number (11782366790484).

Almost surely, 2^{23564733580967} is an apocalyptic number.

23564733580967 is a deficient number, since it is larger than the sum of its proper divisors (1).

23564733580967 is an equidigital number, since it uses as much as digits as its factorization.

23564733580967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 685843200, while the sum is 68.

The spelling of 23564733580967 in words is "twenty-three trillion, five hundred sixty-four billion, seven hundred thirty-three million, five hundred eighty thousand, nine hundred sixty-seven".