194641093872 has 60 divisors (see below), whose sum is σ = 544760553480. Its totient is φ = 64876097664.

The previous prime is 194641093849. The next prime is 194641093883. The reversal of 194641093872 is 278390146491.

194641093872 is a `hidden beast` number, since 1 + 9 + 464 + 10 + 93 + 87 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2768823 + ... + 2838249.

It is an arithmetic number, because the mean of its divisors is an integer number (9079342558).

Almost surely, 2^194641093872 is an apocalyptic number.

194641093872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194641093872 is an abundant number, since it is smaller than the sum of its proper divisors (350119459608).

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

194641093872 is a wasteful number, since it uses less digits than its factorization.

194641093872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88910 (or 88901 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 194641093872 in words is "one hundred ninety-four billion, six hundred forty-one million, ninety-three thousand, eight hundred seventy-two".