23752437647 has 2 divisors, whose sum is σ = 23752437648. Its totient is φ = 23752437646.

The previous prime is 23752437637. The next prime is 23752437659. The reversal of 23752437647 is 74673425732.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23752437647 - 2¹⁴ = 23752421263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23752437595 and 23752437604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23752437637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11876218823 + 11876218824.

It is an arithmetic number, because the mean of its divisors is an integer number (11876218824).

Almost surely, 2^23752437647 is an apocalyptic number.

23752437647 is a deficient number, since it is larger than the sum of its proper divisors (1).

23752437647 is an equidigital number, since it uses as much as digits as its factorization.

23752437647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5927040, while the sum is 50.

The spelling of 23752437647 in words is "twenty-three billion, seven hundred fifty-two million, four hundred thirty-seven thousand, six hundred forty-seven".