2190433320961 has 8 divisors (see below), whose sum is σ = 2203172118720. Its totient is φ = 2177700098448.

The previous prime is 2190433320937. The next prime is 2190433320973. The reversal of 2190433320961 is 1690233340912.

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

It is a cyclic number.

It is not a de Polignac number, because 2190433320961 - 2³¹ = 2188285837313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2190433321961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 604461 + ... + 2178586.

It is an arithmetic number, because the mean of its divisors is an integer number (275396514840).

It is a Proth number, since it is equal to 255 ⋅ 2³³ + 1 and 255 < 2³³.

Almost surely, 2^{2190433320961} is an apocalyptic number.

It is an amenable number.

2190433320961 is a deficient number, since it is larger than the sum of its proper divisors (12738797759).

2190433320961 is a wasteful number, since it uses less digits than its factorization.

2190433320961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787623.

The product of its (nonzero) digits is 209952, while the sum is 43.

The spelling of 2190433320961 in words is "two trillion, one hundred ninety billion, four hundred thirty-three million, three hundred twenty thousand, nine hundred sixty-one".