506042136425 has 24 divisors (see below), whose sum is σ = 717203500800. Its totient is φ = 346966692480.

The previous prime is 506042136419. The next prime is 506042136443. The reversal of 506042136425 is 524631240605.

It is not a de Polignac number, because 506042136425 - 2²² = 506037942121 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1742816 + ... + 2012334.

It is an arithmetic number, because the mean of its divisors is an integer number (29883479200).

Almost surely, 2^506042136425 is an apocalyptic number.

It is an amenable number.

506042136425 is a deficient number, since it is larger than the sum of its proper divisors (211161364375).

506042136425 is a wasteful number, since it uses less digits than its factorization.

506042136425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280265 (or 280260 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 506042136425 in words is "five hundred six billion, forty-two million, one hundred thirty-six thousand, four hundred twenty-five".