122906379597738 has 16 divisors (see below), whose sum is σ = 268159373667936. Its totient is φ = 37244357453840.

The previous prime is 122906379597713. The next prime is 122906379597763. The reversal of 122906379597738 is 837795973609221.

It is an interprime number because it is at equal distance from previous prime (122906379597713) and next prime (122906379597763).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 931108936281 + ... + 931108936412.

It is an arithmetic number, because the mean of its divisors is an integer number (16759960854246).

Almost surely, 2^{122906379597738} is an apocalyptic number.

122906379597738 is an abundant number, since it is smaller than the sum of its proper divisors (145252994070198).

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

122906379597738 is a wasteful number, since it uses less digits than its factorization.

122906379597738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862217872709.

The product of its (nonzero) digits is 2160406080, while the sum is 78.

The spelling of 122906379597738 in words is "one hundred twenty-two trillion, nine hundred six billion, three hundred seventy-nine million, five hundred ninety-seven thousand, seven hundred thirty-eight".