423410311525 has 6 divisors (see below), whose sum is σ = 525028786322. Its totient is φ = 338728249200.

The previous prime is 423410311439. The next prime is 423410311561. The reversal of 423410311525 is 525113014324.

It can be written as a sum of positive squares in 3 ways, for example, as 135142258689 + 288268052836 = 367617^2 + 536906^2 .

It is not a de Polignac number, because 423410311525 - 2²³ = 423401922917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8468206206 + ... + 8468206255.

Almost surely, 2^423410311525 is an apocalyptic number.

It is an amenable number.

423410311525 is a deficient number, since it is larger than the sum of its proper divisors (101618474797).

423410311525 is a wasteful number, since it uses less digits than its factorization.

423410311525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16936412471 (or 16936412466 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 423410311525 its reverse (525113014324), we get a palindrome (948523325849).

The spelling of 423410311525 in words is "four hundred twenty-three billion, four hundred ten million, three hundred eleven thousand, five hundred twenty-five".