191416067234 has 16 divisors (see below), whose sum is σ = 328148570688. Its totient is φ = 82033772112.

The previous prime is 191416067197. The next prime is 191416067299. The reversal of 191416067234 is 432760614191.

It is a super-2 number, since 2×191416067234² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

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, 768029 + ... + 986255.

It is an arithmetic number, because the mean of its divisors is an integer number (20509285668).

Almost surely, 2^191416067234 is an apocalyptic number.

191416067234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

191416067234 is a deficient number, since it is larger than the sum of its proper divisors (136732503454).

191416067234 is a wasteful number, since it uses less digits than its factorization.

191416067234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280889.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 191416067234 in words is "one hundred ninety-one billion, four hundred sixteen million, sixty-seven thousand, two hundred thirty-four".