194693460000 has 240 divisors, whose sum is σ = 687761895744. Its totient is φ = 47924352000.

The previous prime is 194693459993. The next prime is 194693460011. The reversal of 194693460000 is 64396491.

It is a tau number, because it is divible by the number of its divisors (240).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 655197 + ... + 904803.

Almost surely, 2^194693460000 is an apocalyptic number.

194693460000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194693460000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343880947872).

194693460000 is an abundant number, since it is smaller than the sum of its proper divisors (493068435744).

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

194693460000 is a wasteful number, since it uses less digits than its factorization.

194693460000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249653 (or 249630 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The spelling of 194693460000 in words is "one hundred ninety-four billion, six hundred ninety-three million, four hundred sixty thousand".