4255526612345 has 4 divisors (see below), whose sum is σ = 5106631934820. Its totient is φ = 3404421289872.

The previous prime is 4255526612339. The next prime is 4255526612383. The reversal of 4255526612345 is 5432166255524.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1205463460096 + 3050063152249 = 1097936^2 + 1746443^2 .

It is a cyclic number.

It is not a de Polignac number, because 4255526612345 - 2⁴ = 4255526612329 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4255526612293 and 4255526612302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425552661230 + ... + 425552661239.

It is an arithmetic number, because the mean of its divisors is an integer number (1276657983705).

Almost surely, 2^{4255526612345} is an apocalyptic number.

It is an amenable number.

4255526612345 is a deficient number, since it is larger than the sum of its proper divisors (851105322475).

4255526612345 is an equidigital number, since it uses as much as digits as its factorization.

4255526612345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851105322474.

The product of its digits is 8640000, while the sum is 50.

The spelling of 4255526612345 in words is "four trillion, two hundred fifty-five billion, five hundred twenty-six million, six hundred twelve thousand, three hundred forty-five".