3611878983198 has 40 divisors (see below), whose sum is σ = 8093506727592. Its totient is φ = 1203926585904.

The previous prime is 3611878983187. The next prime is 3611878983239. The reversal of 3611878983198 is 8913898781163.

3611878983198 is a `hidden beast` number, since 361 + 1 + 8 + 78 + 9 + 8 + 3 + 198 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6009636 + ... + 6583272.

Almost surely, 2^{3611878983198} is an apocalyptic number.

3611878983198 is an abundant number, since it is smaller than the sum of its proper divisors (4481627744394).

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

3611878983198 is a wasteful number, since it uses less digits than its factorization.

3611878983198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612518 (or 612509 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 72.

The spelling of 3611878983198 in words is "three trillion, six hundred eleven billion, eight hundred seventy-eight million, nine hundred eighty-three thousand, one hundred ninety-eight".