108426920887 has 8 divisors (see below), whose sum is σ = 108805612032. Its totient is φ = 108048423000.

The previous prime is 108426920821. The next prime is 108426920891. The reversal of 108426920887 is 788029624801.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 108426920887 - 2¹⁹ = 108426396599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108426920897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1125262 + ... + 1217812.

It is an arithmetic number, because the mean of its divisors is an integer number (13600701504).

Almost surely, 2^108426920887 is an apocalyptic number.

108426920887 is a deficient number, since it is larger than the sum of its proper divisors (378691145).

108426920887 is an equidigital number, since it uses as much as digits as its factorization.

108426920887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96629.

The product of its (nonzero) digits is 3096576, while the sum is 55.

The spelling of 108426920887 in words is "one hundred eight billion, four hundred twenty-six million, nine hundred twenty thousand, eight hundred eighty-seven".