191270627234 has 16 divisors (see below), whose sum is σ = 290375729280. Its totient is φ = 94484160960.

The previous prime is 191270627231. The next prime is 191270627279. The reversal of 191270627234 is 432726072191.

It is not an unprimeable number, because it can be changed into a prime (191270627231) by changing a digit.

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, 1290374 + ... + 1430945.

It is an arithmetic number, because the mean of its divisors is an integer number (18148483080).

Almost surely, 2^191270627234 is an apocalyptic number.

191270627234 is a deficient number, since it is larger than the sum of its proper divisors (99105102046).

191270627234 is a wasteful number, since it uses less digits than its factorization.

191270627234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2721745.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 191270627234 in words is "one hundred ninety-one billion, two hundred seventy million, six hundred twenty-seven thousand, two hundred thirty-four".