9877986102 has 32 divisors (see below), whose sum is σ = 20932152192. Its totient is φ = 3096892544.

The previous prime is 9877986077. The next prime is 9877986137. The reversal of 9877986102 is 2016897789.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123553 + ... + 187139.

It is an arithmetic number, because the mean of its divisors is an integer number (654129756).

Almost surely, 2^9877986102 is an apocalyptic number.

9877986102 is an abundant number, since it is smaller than the sum of its proper divisors (11054166090).

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

9877986102 is a wasteful number, since it uses less digits than its factorization.

9877986102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65132.

The product of its (nonzero) digits is 3048192, while the sum is 57.

The square root of 9877986102 is about 99388.0581458356. The cubic root of 9877986102 is about 2145.6364429798.

The spelling of 9877986102 in words is "nine billion, eight hundred seventy-seven million, nine hundred eighty-six thousand, one hundred two".