195913854930 has 32 divisors (see below), whose sum is σ = 486406814400. Its totient is φ = 50442187712.

The previous prime is 195913854863. The next prime is 195913854979. The reversal of 195913854930 is 39458319591.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112593300 + ... + 112595039.

It is an arithmetic number, because the mean of its divisors is an integer number (15200212950).

Almost surely, 2^195913854930 is an apocalyptic number.

195913854930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195913854930 is an abundant number, since it is smaller than the sum of its proper divisors (290492959470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195913854930 is a wasteful number, since it uses less digits than its factorization.

195913854930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225188378.

The product of its (nonzero) digits is 5248800, while the sum is 57.

The spelling of 195913854930 in words is "one hundred ninety-five billion, nine hundred thirteen million, eight hundred fifty-four thousand, nine hundred thirty".