834151923666 has 24 divisors (see below), whose sum is σ = 1885908697920. Its totient is φ = 265961482776.

The previous prime is 834151923613. The next prime is 834151923667. The reversal of 834151923666 is 666329151438.

It is not an unprimeable number, because it can be changed into a prime (834151923667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1007429446 + ... + 1007430273.

It is an arithmetic number, because the mean of its divisors is an integer number (78579529080).

Almost surely, 2^834151923666 is an apocalyptic number.

834151923666 is an abundant number, since it is smaller than the sum of its proper divisors (1051756774254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

834151923666 is a wasteful number, since it uses less digits than its factorization.

834151923666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014859750 (or 2014859747 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The spelling of 834151923666 in words is "eight hundred thirty-four billion, one hundred fifty-one million, nine hundred twenty-three thousand, six hundred sixty-six".