123191634214 has 8 divisors (see below), whose sum is σ = 201586310568. Its totient is φ = 55996197360.

The previous prime is 123191634197. The next prime is 123191634271. The reversal of 123191634214 is 412436191321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2799809847 + ... + 2799809890.

It is an arithmetic number, because the mean of its divisors is an integer number (25198288821).

Almost surely, 2^123191634214 is an apocalyptic number.

123191634214 is a deficient number, since it is larger than the sum of its proper divisors (78394676354).

123191634214 is a wasteful number, since it uses less digits than its factorization.

123191634214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5599619750.

The product of its digits is 31104, while the sum is 37.

The spelling of 123191634214 in words is "one hundred twenty-three billion, one hundred ninety-one million, six hundred thirty-four thousand, two hundred fourteen".