2179998458116 has 12 divisors (see below), whose sum is σ = 3817590784000. Its totient is φ = 1089258234120.

The previous prime is 2179998458039. The next prime is 2179998458119. The reversal of 2179998458116 is 6118548999712.

It is a hoax number, since the sum of its digits (70) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2179998458119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185242116 + ... + 185253883.

Almost surely, 2^{2179998458116} is an apocalyptic number.

It is an amenable number.

2179998458116 is a deficient number, since it is larger than the sum of its proper divisors (1637592325884).

2179998458116 is a wasteful number, since it uses less digits than its factorization.

2179998458116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370497474 (or 370497472 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 70.

The spelling of 2179998458116 in words is "two trillion, one hundred seventy-nine billion, nine hundred ninety-eight million, four hundred fifty-eight thousand, one hundred sixteen".