123834389306 has 8 divisors (see below), whose sum is σ = 185756441184. Its totient is φ = 61915575580.

The previous prime is 123834389269. The next prime is 123834389321. The reversal of 123834389306 is 603983438321.

It is a happy number.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711560 + ... + 868323.

It is an arithmetic number, because the mean of its divisors is an integer number (23219555148).

Almost surely, 2^123834389306 is an apocalyptic number.

123834389306 is a deficient number, since it is larger than the sum of its proper divisors (61922051878).

123834389306 is a wasteful number, since it uses less digits than its factorization.

123834389306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619076.

The product of its (nonzero) digits is 2239488, while the sum is 50.

The spelling of 123834389306 in words is "one hundred twenty-three billion, eight hundred thirty-four million, three hundred eighty-nine thousand, three hundred six".