12371127834 has 64 divisors (see below), whose sum is σ = 28371047040. Its totient is φ = 3562506240.

The previous prime is 12371127787. The next prime is 12371127877. The reversal of 12371127834 is 43872117321.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12371127792 and 12371127801.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211294 + ... + 263414.

It is an arithmetic number, because the mean of its divisors is an integer number (443297610).

Almost surely, 2^12371127834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12371127834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14185523520).

12371127834 is an abundant number, since it is smaller than the sum of its proper divisors (15999919206).

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

12371127834 is a wasteful number, since it uses less digits than its factorization.

12371127834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52335.

The product of its digits is 56448, while the sum is 39.

The spelling of 12371127834 in words is "twelve billion, three hundred seventy-one million, one hundred twenty-seven thousand, eight hundred thirty-four".