13442346425 has 12 divisors (see below), whose sum is σ = 16701272940. Its totient is φ = 10732739520.

The previous prime is 13442346409. The next prime is 13442346443. The reversal of 13442346425 is 52464324431.

It can be written as a sum of positive squares in 6 ways, for example, as 662496121 + 12779850304 = 25739^2 + 113048^2 .

It is not a de Polignac number, because 13442346425 - 2⁴ = 13442346409 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 515462 + ... + 540911.

It is an arithmetic number, because the mean of its divisors is an integer number (1391772745).

Almost surely, 2^13442346425 is an apocalyptic number.

It is an amenable number.

13442346425 is a deficient number, since it is larger than the sum of its proper divisors (3258926515).

13442346425 is a wasteful number, since it uses less digits than its factorization.

13442346425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056892 (or 1056887 counting only the distinct ones).

The product of its digits is 276480, while the sum is 38.

The spelling of 13442346425 in words is "thirteen billion, four hundred forty-two million, three hundred forty-six thousand, four hundred twenty-five".