108028815623 has 2 divisors, whose sum is σ = 108028815624. Its totient is φ = 108028815622.

The previous prime is 108028815581. The next prime is 108028815701. The reversal of 108028815623 is 326518820801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108028815623 - 2²⁰ = 108027767047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108028815823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54014407811 + 54014407812.

It is an arithmetic number, because the mean of its divisors is an integer number (54014407812).

Almost surely, 2^108028815623 is an apocalyptic number.

108028815623 is a deficient number, since it is larger than the sum of its proper divisors (1).

108028815623 is an equidigital number, since it uses as much as digits as its factorization.

108028815623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 184320, while the sum is 44.

The spelling of 108028815623 in words is "one hundred eight billion, twenty-eight million, eight hundred fifteen thousand, six hundred twenty-three".