194351685260 has 12 divisors (see below), whose sum is σ = 408138539088. Its totient is φ = 77740674096.

The previous prime is 194351685251. The next prime is 194351685271. The reversal of 194351685260 is 62586153491.

It is a junction number, because it is equal to n+sod(n) for n = 194351685199 and 194351685208.

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, 4858792112 + ... + 4858792151.

It is an arithmetic number, because the mean of its divisors is an integer number (34011544924).

Almost surely, 2^194351685260 is an apocalyptic number.

194351685260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194351685260 is an abundant number, since it is smaller than the sum of its proper divisors (213786853828).

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

194351685260 is a wasteful number, since it uses less digits than its factorization.

194351685260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9717584272 (or 9717584270 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 194351685260 in words is "one hundred ninety-four billion, three hundred fifty-one million, six hundred eighty-five thousand, two hundred sixty".