194394806610 has 32 divisors (see below), whose sum is σ = 467022222720. Its totient is φ = 51785872128.

The previous prime is 194394806531. The next prime is 194394806621. The reversal of 194394806610 is 16608493491.

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, 3266455 + ... + 3325434.

It is an arithmetic number, because the mean of its divisors is an integer number (14594444460).

Almost surely, 2^194394806610 is an apocalyptic number.

194394806610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194394806610 is an abundant number, since it is smaller than the sum of its proper divisors (272627416110).

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

194394806610 is a wasteful number, since it uses less digits than its factorization.

194394806610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6592882.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 194394806610 in words is "one hundred ninety-four billion, three hundred ninety-four million, eight hundred six thousand, six hundred ten".