194995794098 has 24 divisors (see below), whose sum is σ = 348546496284. Its totient is φ = 81531340800.

The previous prime is 194995794083. The next prime is 194995794107. The reversal of 194995794098 is 890497599491.

It can be written as a sum of positive squares in 2 ways, for example, as 190250375329 + 4745418769 = 436177^2 + 68887^2 .

It is a super-2 number, since 2×194995794098² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24261263 + ... + 24269298.

Almost surely, 2^194995794098 is an apocalyptic number.

194995794098 is a deficient number, since it is larger than the sum of its proper divisors (153550702186).

194995794098 is a wasteful number, since it uses less digits than its factorization.

194995794098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48530618 (or 48530611 counting only the distinct ones).

The product of its (nonzero) digits is 264539520, while the sum is 74.

The spelling of 194995794098 in words is "one hundred ninety-four billion, nine hundred ninety-five million, seven hundred ninety-four thousand, ninety-eight".