190055281883 has 2 divisors, whose sum is σ = 190055281884. Its totient is φ = 190055281882.

The previous prime is 190055281831. The next prime is 190055281943. The reversal of 190055281883 is 388182550091.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 190055281883 - 2²² = 190051087579 is a prime.

It is a super-2 number, since 2×190055281883² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (190055283883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95027640941 + 95027640942.

It is an arithmetic number, because the mean of its divisors is an integer number (95027640942).

Almost surely, 2^190055281883 is an apocalyptic number.

190055281883 is a deficient number, since it is larger than the sum of its proper divisors (1).

190055281883 is an equidigital number, since it uses as much as digits as its factorization.

190055281883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 691200, while the sum is 50.

The spelling of 190055281883 in words is "one hundred ninety billion, fifty-five million, two hundred eighty-one thousand, eight hundred eighty-three".