425152252345523 has 4 divisors (see below), whose sum is σ = 425203829722728. Its totient is φ = 425100674968320.

The previous prime is 425152252345501. The next prime is 425152252345537. The reversal of 425152252345523 is 325543252251524.

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 425152252345523 - 2²² = 425152248151219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425152252315523) 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, 25788676238 + ... + 25788692723.

It is an arithmetic number, because the mean of its divisors is an integer number (106300957430682).

Almost surely, 2^{425152252345523} is an apocalyptic number.

425152252345523 is a deficient number, since it is larger than the sum of its proper divisors (51577377205).

425152252345523 is an equidigital number, since it uses as much as digits as its factorization.

425152252345523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51577377204.

The product of its digits is 14400000, while the sum is 50.

The spelling of 425152252345523 in words is "four hundred twenty-five trillion, one hundred fifty-two billion, two hundred fifty-two million, three hundred forty-five thousand, five hundred twenty-three".