23451566775463 has 2 divisors, whose sum is σ = 23451566775464. Its totient is φ = 23451566775462.

The previous prime is 23451566775353. The next prime is 23451566775499. The reversal of 23451566775463 is 36457766515432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23451566775463 - 2²⁵ = 23451533221031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23451566775395 and 23451566775404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23451566745463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11725783387731 + 11725783387732.

It is an arithmetic number, because the mean of its divisors is an integer number (11725783387732).

Almost surely, 2^{23451566775463} is an apocalyptic number.

23451566775463 is a deficient number, since it is larger than the sum of its proper divisors (1).

23451566775463 is an equidigital number, since it uses as much as digits as its factorization.

23451566775463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024000, while the sum is 64.

The spelling of 23451566775463 in words is "twenty-three trillion, four hundred fifty-one billion, five hundred sixty-six million, seven hundred seventy-five thousand, four hundred sixty-three".