122338621587834 has 12 divisors (see below), whose sum is σ = 265067013440346. Its totient is φ = 40779540529272.

The previous prime is 122338621587821. The next prime is 122338621587851. The reversal of 122338621587834 is 438785126833221.

122338621587834 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 386 + 2 + 158 + 78 + 34 = 666.

It can be written as a sum of positive squares in only one way, i.e., 103975811103609 + 18362810484225 = 10196853^2 + 4285185^2 .

It is a super-2 number, since 2×122338621587834² (a number of 29 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 5 ways as a sum of consecutive naturals, for example, 3398295044089 + ... + 3398295044124.

Almost surely, 2^{122338621587834} is an apocalyptic number.

122338621587834 is an abundant number, since it is smaller than the sum of its proper divisors (142728391852512).

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

122338621587834 is a wasteful number, since it uses less digits than its factorization.

122338621587834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6796590088221 (or 6796590088218 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 63.

The spelling of 122338621587834 in words is "one hundred twenty-two trillion, three hundred thirty-eight billion, six hundred twenty-one million, five hundred eighty-seven thousand, eight hundred thirty-four".