223405191995 has 16 divisors (see below), whose sum is σ = 270278857728. Its totient is φ = 177263879520.

The previous prime is 223405191941. The next prime is 223405192001. The reversal of 223405191995 is 599191504322.

It is a de Polignac number, because none of the positive numbers 2^k-223405191995 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1131542 + ... + 1314228.

It is an arithmetic number, because the mean of its divisors is an integer number (16892428608).

Almost surely, 2^223405191995 is an apocalyptic number.

223405191995 is a deficient number, since it is larger than the sum of its proper divisors (46873665733).

223405191995 is a wasteful number, since it uses less digits than its factorization.

223405191995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184690.

The product of its (nonzero) digits is 874800, while the sum is 50.

The spelling of 223405191995 in words is "two hundred twenty-three billion, four hundred five million, one hundred ninety-one thousand, nine hundred ninety-five".