23464857643 has 2 divisors, whose sum is σ = 23464857644. Its totient is φ = 23464857642.

The previous prime is 23464857593. The next prime is 23464857673. The reversal of 23464857643 is 34675846432.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23464857643 - 2¹³ = 23464849451 is a prime.

It is not a weakly prime, because it can be changed into another prime (23464857673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11732428821 + 11732428822.

It is an arithmetic number, because the mean of its divisors is an integer number (11732428822).

Almost surely, 2^23464857643 is an apocalyptic number.

23464857643 is a deficient number, since it is larger than the sum of its proper divisors (1).

23464857643 is an equidigital number, since it uses as much as digits as its factorization.

23464857643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 52.

The spelling of 23464857643 in words is "twenty-three billion, four hundred sixty-four million, eight hundred fifty-seven thousand, six hundred forty-three".