108102815208625 has 64 divisors (see below), whose sum is σ = 145394088652800. Its totient is φ = 80012494848000.

The previous prime is 108102815208601. The next prime is 108102815208677. The reversal of 108102815208625 is 526802518201801.

It is a happy number.

It is not a de Polignac number, because 108102815208625 - 2⁷ = 108102815208497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 173393457 + ... + 174015793.

It is an arithmetic number, because the mean of its divisors is an integer number (2271782635200).

Almost surely, 2^{108102815208625} is an apocalyptic number.

It is an amenable number.

108102815208625 is a deficient number, since it is larger than the sum of its proper divisors (37291273444175).

108102815208625 is a wasteful number, since it uses less digits than its factorization.

108102815208625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624355 (or 624345 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 49.

The spelling of 108102815208625 in words is "one hundred eight trillion, one hundred two billion, eight hundred fifteen million, two hundred eight thousand, six hundred twenty-five".