52042456015123 has 4 divisors (see below), whose sum is σ = 59477092588720. Its totient is φ = 44607819441528.

The previous prime is 52042456015073. The next prime is 52042456015129. The reversal of 52042456015123 is 32151065424025.

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

It is not a de Polignac number, because 52042456015123 - 2⁴⁵ = 16858083926291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52042456015129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3717318286788 + ... + 3717318286801.

It is an arithmetic number, because the mean of its divisors is an integer number (14869273147180).

Almost surely, 2^{52042456015123} is an apocalyptic number.

52042456015123 is a deficient number, since it is larger than the sum of its proper divisors (7434636573597).

52042456015123 is an equidigital number, since it uses as much as digits as its factorization.

52042456015123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7434636573596.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 52042456015123 in words is "fifty-two trillion, forty-two billion, four hundred fifty-six million, fifteen thousand, one hundred twenty-three".