513152443425 has 24 divisors (see below), whose sum is σ = 851637973824. Its totient is φ = 272640679360.

The previous prime is 513152443417. The next prime is 513152443439. The reversal of 513152443425 is 524344251315.

It is not a de Polignac number, because 513152443425 - 2³ = 513152443417 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 12987942 + ... + 13027391.

It is an arithmetic number, because the mean of its divisors is an integer number (35484915576).

Almost surely, 2^513152443425 is an apocalyptic number.

It is an amenable number.

513152443425 is a deficient number, since it is larger than the sum of its proper divisors (338485530399).

513152443425 is a wasteful number, since it uses less digits than its factorization.

513152443425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26015609 (or 26015604 counting only the distinct ones).

The product of its digits is 288000, while the sum is 39.

The spelling of 513152443425 in words is "five hundred thirteen billion, one hundred fifty-two million, four hundred forty-three thousand, four hundred twenty-five".