194130875086 has 8 divisors (see below), whose sum is σ = 291277368864. Its totient is φ = 97038418800.

The previous prime is 194130875077. The next prime is 194130875117. The reversal of 194130875086 is 680578031491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×194130875086² (a number of 23 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 3 ways as a sum of consecutive naturals, for example, 13500390 + ... + 13514761.

It is an arithmetic number, because the mean of its divisors is an integer number (36409671108).

Almost surely, 2^194130875086 is an apocalyptic number.

194130875086 is a deficient number, since it is larger than the sum of its proper divisors (97146493778).

194130875086 is a wasteful number, since it uses less digits than its factorization.

194130875086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27018746.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 194130875086 in words is "one hundred ninety-four billion, one hundred thirty million, eight hundred seventy-five thousand, eighty-six".