194890060205353 has 16 divisors (see below), whose sum is σ = 200292682315264. Its totient is φ = 189494569653120.

The previous prime is 194890060205297. The next prime is 194890060205441. The reversal of 194890060205353 is 353502060098491.

It is a Cunningham number, because it is equal to 57978³+1.

It is a cyclic number.

It is not a de Polignac number, because 194890060205353 - 2³³ = 194881470270761 is a prime.

It is a super-2 number, since 2×194890060205353² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a taxicab number since it can be written as a sum of two cubes in more than one way. Here 194890060205353 = 1³ + 57978³ = 38305³ + 51762³.

It is a junction number, because it is equal to n+sod(n) for n = 194890060205294 and 194890060205303.

It is not an unprimeable number, because it can be changed into a prime (194890060205453) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2163789226 + ... + 2163879292.

It is an arithmetic number, because the mean of its divisors is an integer number (12518292644704).

Almost surely, 2^{194890060205353} is an apocalyptic number.

It is an amenable number.

194890060205353 is a deficient number, since it is larger than the sum of its proper divisors (5402622109911).

194890060205353 is a wasteful number, since it uses less digits than its factorization.

194890060205353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128992.

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 194890060205353 in words is "one hundred ninety-four trillion, eight hundred ninety billion, sixty million, two hundred five thousand, three hundred fifty-three".