102702939186 has 16 divisors (see below), whose sum is σ = 214336569024. Its totient is φ = 32745864624.

The previous prime is 102702939149. The next prime is 102702939253. The reversal of 102702939186 is 681939207201.

102702939186 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 372111961 + ... + 372112236.

It is an arithmetic number, because the mean of its divisors is an integer number (13396035564).

Almost surely, 2^102702939186 is an apocalyptic number.

102702939186 is an abundant number, since it is smaller than the sum of its proper divisors (111633629838).

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

102702939186 is a wasteful number, since it uses less digits than its factorization.

102702939186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744224225.

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 102702939186 in words is "one hundred two billion, seven hundred two million, nine hundred thirty-nine thousand, one hundred eighty-six".