21160314194 has 8 divisors (see below), whose sum is σ = 31741320960. Its totient is φ = 10579873876.

The previous prime is 21160314191. The next prime is 21160314229. The reversal of 21160314194 is 49141306112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 21160314194.

It is not an unprimeable number, because it can be changed into a prime (21160314191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30914 + ... + 208029.

It is an arithmetic number, because the mean of its divisors is an integer number (3967665120).

Almost surely, 2^21160314194 is an apocalyptic number.

21160314194 is a deficient number, since it is larger than the sum of its proper divisors (10581006766).

21160314194 is a wasteful number, since it uses less digits than its factorization.

21160314194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283224.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 21160314194 in words is "twenty-one billion, one hundred sixty million, three hundred fourteen thousand, one hundred ninety-four".