191794545346 has 16 divisors (see below), whose sum is σ = 288910275768. Its totient is φ = 95491580800.

The previous prime is 191794545301. The next prime is 191794545359. The reversal of 191794545346 is 643545497191.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 187392886321 + 4401659025 = 432889^2 + 66345^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724776 + ... + 953356.

Almost surely, 2^191794545346 is an apocalyptic number.

191794545346 is a deficient number, since it is larger than the sum of its proper divisors (97115730422).

191794545346 is a wasteful number, since it uses less digits than its factorization.

191794545346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230357.

The product of its digits is 16329600, while the sum is 58.

The spelling of 191794545346 in words is "one hundred ninety-one billion, seven hundred ninety-four million, five hundred forty-five thousand, three hundred forty-six".