6406560465023 has 2 divisors, whose sum is σ = 6406560465024. Its totient is φ = 6406560465022.

The previous prime is 6406560464989. The next prime is 6406560465113. The reversal of 6406560465023 is 3205640656046.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6406560465023 - 2⁶ = 6406560464959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6406560462023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3203280232511 + 3203280232512.

It is an arithmetic number, because the mean of its divisors is an integer number (3203280232512).

Almost surely, 2^{6406560465023} is an apocalyptic number.

6406560465023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6406560465023 is an equidigital number, since it uses as much as digits as its factorization.

6406560465023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 6406560465023 in words is "six trillion, four hundred six billion, five hundred sixty million, four hundred sixty-five thousand, twenty-three".