195929570494 has 64 divisors (see below), whose sum is σ = 364393728000. Its totient is φ = 77158908288.

The previous prime is 195929570461. The next prime is 195929570503. The reversal of 195929570494 is 494075929591.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1805544 + ... + 1910980.

It is an arithmetic number, because the mean of its divisors is an integer number (5693652000).

Almost surely, 2^195929570494 is an apocalyptic number.

195929570494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

195929570494 is a deficient number, since it is larger than the sum of its proper divisors (168464157506).

195929570494 is a wasteful number, since it uses less digits than its factorization.

195929570494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105697.

The product of its (nonzero) digits is 36741600, while the sum is 64.

The spelling of 195929570494 in words is "one hundred ninety-five billion, nine hundred twenty-nine million, five hundred seventy thousand, four hundred ninety-four".