23915504071 has 2 divisors, whose sum is σ = 23915504072. Its totient is φ = 23915504070.

The previous prime is 23915504047. The next prime is 23915504101. The reversal of 23915504071 is 17040551932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23915504071 - 2¹⁹ = 23914979783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23915504071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23915507071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11957752035 + 11957752036.

It is an arithmetic number, because the mean of its divisors is an integer number (11957752036).

Almost surely, 2^23915504071 is an apocalyptic number.

23915504071 is a deficient number, since it is larger than the sum of its proper divisors (1).

23915504071 is an equidigital number, since it uses as much as digits as its factorization.

23915504071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 23915504071 in words is "twenty-three billion, nine hundred fifteen million, five hundred four thousand, seventy-one".