83849472194 has 16 divisors (see below), whose sum is σ = 127073573496. Its totient is φ = 41491968000.

The previous prime is 83849472193. The next prime is 83849472199. The reversal of 83849472194 is 49127494838.

It can be written as a sum of positive squares in 4 ways, for example, as 77096741569 + 6752730625 = 277663^2 + 82175^2 .

It is not an unprimeable number, because it can be changed into a prime (83849472193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393794 + ... + 568130.

Almost surely, 2^83849472194 is an apocalyptic number.

83849472194 is a deficient number, since it is larger than the sum of its proper divisors (43224101302).

83849472194 is a wasteful number, since it uses less digits than its factorization.

83849472194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176821.

The product of its digits is 13934592, while the sum is 59.

The spelling of 83849472194 in words is "eighty-three billion, eight hundred forty-nine million, four hundred seventy-two thousand, one hundred ninety-four".