108235662851 has 4 divisors (see below), whose sum is σ = 108239074392. Its totient is φ = 108232251312.

The previous prime is 108235662709. The next prime is 108235662853. The reversal of 108235662851 is 158266532801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158266532801 = 13 ⋅12174348677.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108235662851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 108235662796 and 108235662805.

It is not an unprimeable number, because it can be changed into a prime (108235662853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1657730 + ... + 1721783.

It is an arithmetic number, because the mean of its divisors is an integer number (27059768598).

Almost surely, 2^108235662851 is an apocalyptic number.

108235662851 is a deficient number, since it is larger than the sum of its proper divisors (3411541).

108235662851 is an equidigital number, since it uses as much as digits as its factorization.

108235662851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3411540.

The product of its (nonzero) digits is 691200, while the sum is 47.

The spelling of 108235662851 in words is "one hundred eight billion, two hundred thirty-five million, six hundred sixty-two thousand, eight hundred fifty-one".