194984258608 has 10 divisors (see below), whose sum is σ = 377782001084. Its totient is φ = 97492129296.

The previous prime is 194984258551. The next prime is 194984258617. The reversal of 194984258608 is 806852489491.

It is a super-2 number, since 2×194984258608² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 194984258608.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6093258066 + ... + 6093258097.

Almost surely, 2^194984258608 is an apocalyptic number.

It is an amenable number.

194984258608 is a deficient number, since it is larger than the sum of its proper divisors (182797742476).

194984258608 is a wasteful number, since it uses less digits than its factorization.

194984258608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12186516171 (or 12186516165 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 64.

The spelling of 194984258608 in words is "one hundred ninety-four billion, nine hundred eighty-four million, two hundred fifty-eight thousand, six hundred eight".