108278616018 has 16 divisors (see below), whose sum is σ = 229295892960. Its totient is φ = 33969761856.

The previous prime is 108278615989. The next prime is 108278616097. The reversal of 108278616018 is 810616872801.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530777428 + ... + 530777631.

It is an arithmetic number, because the mean of its divisors is an integer number (14330993310).

Almost surely, 2^108278616018 is an apocalyptic number.

108278616018 is an abundant number, since it is smaller than the sum of its proper divisors (121017276942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108278616018 is a wasteful number, since it uses less digits than its factorization.

108278616018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061555081.

The product of its (nonzero) digits is 258048, while the sum is 48.

The spelling of 108278616018 in words is "one hundred eight billion, two hundred seventy-eight million, six hundred sixteen thousand, eighteen".