123052546839979 has 4 divisors (see below), whose sum is σ = 128402657572176. Its totient is φ = 117702436107784.

The previous prime is 123052546839941. The next prime is 123052546840037. The reversal of 123052546839979 is 979938645250321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123052546839979 - 2³¹ = 123050399356331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123052546839779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2675055366064 + ... + 2675055366109.

It is an arithmetic number, because the mean of its divisors is an integer number (32100664393044).

It is a 2-persistent number, because it is pandigital, and so is 2⋅123052546839979 = 246105093679958, but 3⋅123052546839979 = 369157640519937 is not.

Almost surely, 2^{123052546839979} is an apocalyptic number.

123052546839979 is a deficient number, since it is larger than the sum of its proper divisors (5350110732197).

123052546839979 is an equidigital number, since it uses as much as digits as its factorization.

123052546839979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5350110732196.

The product of its (nonzero) digits is 881798400, while the sum is 73.

The spelling of 123052546839979 in words is "one hundred twenty-three trillion, fifty-two billion, five hundred forty-six million, eight hundred thirty-nine thousand, nine hundred seventy-nine".