108152971257647 has 2 divisors, whose sum is σ = 108152971257648. Its totient is φ = 108152971257646.

The previous prime is 108152971257607. The next prime is 108152971257659. The reversal of 108152971257647 is 746752179251801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108152971257647 - 2¹⁶ = 108152971192111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108152971257607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54076485628823 + 54076485628824.

It is an arithmetic number, because the mean of its divisors is an integer number (54076485628824).

Almost surely, 2^{108152971257647} is an apocalyptic number.

108152971257647 is a deficient number, since it is larger than the sum of its proper divisors (1).

108152971257647 is an equidigital number, since it uses as much as digits as its factorization.

108152971257647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59270400, while the sum is 65.

The spelling of 108152971257647 in words is "one hundred eight trillion, one hundred fifty-two billion, nine hundred seventy-one million, two hundred fifty-seven thousand, six hundred forty-seven".