103157812686 has 16 divisors (see below), whose sum is σ = 208318690944. Its totient is φ = 34052093304.

The previous prime is 103157812609. The next prime is 103157812763. The reversal of 103157812686 is 686218751301.

103157812686 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (103157812609) and next prime (103157812763).

It is a congruent 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, 83460396 + ... + 83461631.

It is an arithmetic number, because the mean of its divisors is an integer number (13019918184).

Almost surely, 2^103157812686 is an apocalyptic number.

103157812686 is an abundant number, since it is smaller than the sum of its proper divisors (105160878258).

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

103157812686 is a wasteful number, since it uses less digits than its factorization.

103157812686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166922135.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 103157812686 in words is "one hundred three billion, one hundred fifty-seven million, eight hundred twelve thousand, six hundred eighty-six".