523153444351325 has 6 divisors (see below), whose sum is σ = 648710270995674. Its totient is φ = 418522755481040.

The previous prime is 523153444351309. The next prime is 523153444351381.

523153444351325 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 3 ways, for example, as 20229179354596 + 502924264996729 = 4497686^2 + 22425973^2 .

It is not a de Polignac number, because 523153444351325 - 2⁴ = 523153444351309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10463068887002 + ... + 10463068887051.

It is an arithmetic number, because the mean of its divisors is an integer number (108118378499279).

Almost surely, 2^{523153444351325} is an apocalyptic number.

It is an amenable number.

523153444351325 is a deficient number, since it is larger than the sum of its proper divisors (125556826644349).

523153444351325 is a wasteful number, since it uses less digits than its factorization.

523153444351325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20926137774063 (or 20926137774058 counting only the distinct ones).

The product of its digits is 12960000, while the sum is 50.

The spelling of 523153444351325 in words is "five hundred twenty-three trillion, one hundred fifty-three billion, four hundred forty-four million, three hundred fifty-one thousand, three hundred twenty-five".