194890060205354 has 8 divisors (see below), whose sum is σ = 292336186091268. Its totient is φ = 97444664841600.

The previous prime is 194890060205297. The next prime is 194890060205441. The reversal of 194890060205354 is 453502060098491.

It can be written as a sum of positive squares in 2 ways, for example, as 174030790037329 + 20859270168025 = 13192073^2 + 4567195^2 .

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 194890060205354.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181963097 + ... + 183031004.

Almost surely, 2^{194890060205354} is an apocalyptic number.

194890060205354 is a deficient number, since it is larger than the sum of its proper divisors (97446125885914).

194890060205354 is a wasteful number, since it uses less digits than its factorization.

194890060205354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365261080.

The product of its (nonzero) digits is 9331200, while the sum is 56.

The spelling of 194890060205354 in words is "one hundred ninety-four trillion, eight hundred ninety billion, sixty million, two hundred five thousand, three hundred fifty-four".