523344503161253 has 4 divisors (see below), whose sum is σ = 523351431923628. Its totient is φ = 523337574398880.

The previous prime is 523344503161243. The next prime is 523344503161357. The reversal of 523344503161253 is 352161305443325.

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 363403382912164 + 159941120249089 = 19063142^2 + 12646783^2 .

It is a cyclic number.

It is not a de Polignac number, because 523344503161253 - 2⁴ = 523344503161237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 523344503161198 and 523344503161207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523344503161243) 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, 3464267888 + ... + 3464418953.

It is an arithmetic number, because the mean of its divisors is an integer number (130837857980907).

Almost surely, 2^{523344503161253} is an apocalyptic number.

It is an amenable number.

523344503161253 is a deficient number, since it is larger than the sum of its proper divisors (6928762375).

523344503161253 is an equidigital number, since it uses as much as digits as its factorization.

523344503161253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6928762374.

The product of its (nonzero) digits is 3888000, while the sum is 47.

The spelling of 523344503161253 in words is "five hundred twenty-three trillion, three hundred forty-four billion, five hundred three million, one hundred sixty-one thousand, two hundred fifty-three".