1946858322198 has 16 divisors (see below), whose sum is σ = 3893881685616. Its totient is φ = 648925267200.

The previous prime is 1946858322133. The next prime is 1946858322221. The reversal of 1946858322198 is 8912238586491.

It is a super-2 number, since 2×1946858322198² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 6723103 + ... + 7006698.

It is an arithmetic number, because the mean of its divisors is an integer number (243367605351).

Almost surely, 2^{1946858322198} is an apocalyptic number.

1946858322198 is an abundant number, since it is smaller than the sum of its proper divisors (1947023363418).

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

1946858322198 is a wasteful number, since it uses less digits than its factorization.

1946858322198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13753439.

The product of its digits is 59719680, while the sum is 66.

The spelling of 1946858322198 in words is "one trillion, nine hundred forty-six billion, eight hundred fifty-eight million, three hundred twenty-two thousand, one hundred ninety-eight".