198705115082 has 16 divisors (see below), whose sum is σ = 314218662912. Its totient is φ = 94101940560.

The previous prime is 198705115079. The next prime is 198705115123. The reversal of 198705115082 is 280511507891.

It is a Harshad number since it is a multiple of its sum of digits (47).

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, 34091993 + ... + 34097820.

It is an arithmetic number, because the mean of its divisors is an integer number (19638666432).

Almost surely, 2^198705115082 is an apocalyptic number.

198705115082 is a deficient number, since it is larger than the sum of its proper divisors (115513547830).

198705115082 is a wasteful number, since it uses less digits than its factorization.

198705115082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68189893.

The product of its (nonzero) digits is 201600, while the sum is 47.

The spelling of 198705115082 in words is "one hundred ninety-eight billion, seven hundred five million, one hundred fifteen thousand, eighty-two".