190422450266 has 16 divisors (see below), whose sum is σ = 295025123328. Its totient is φ = 92084439600.

The previous prime is 190422450247. The next prime is 190422450271. The reversal of 190422450266 is 662054224091.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820325 + ... + 1026536.

It is an arithmetic number, because the mean of its divisors is an integer number (18439070208).

Almost surely, 2^190422450266 is an apocalyptic number.

190422450266 is a deficient number, since it is larger than the sum of its proper divisors (104602673062).

190422450266 is a wasteful number, since it uses less digits than its factorization.

190422450266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848557.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 190422450266 in words is "one hundred ninety billion, four hundred twenty-two million, four hundred fifty thousand, two hundred sixty-six".