194885141594 has 32 divisors (see below), whose sum is σ = 343461444480. Its totient is φ = 81763444800.

The previous prime is 194885141573. The next prime is 194885141629. The reversal of 194885141594 is 495141588491.

It is a happy number.

It is a super-2 number, since 2×194885141594² (a number of 23 digits) contains 22 as substring.

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, 5525387 + ... + 5560545.

It is an arithmetic number, because the mean of its divisors is an integer number (10733170140).

Almost surely, 2^194885141594 is an apocalyptic number.

194885141594 is a deficient number, since it is larger than the sum of its proper divisors (148576302886).

194885141594 is a wasteful number, since it uses less digits than its factorization.

194885141594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54566.

The product of its digits is 8294400, while the sum is 59.

The spelling of 194885141594 in words is "one hundred ninety-four billion, eight hundred eighty-five million, one hundred forty-one thousand, five hundred ninety-four".