424870365525 has 48 divisors (see below), whose sum is σ = 721522914816. Its totient is φ = 220485827520.

The previous prime is 424870365509. The next prime is 424870365529. The reversal of 424870365525 is 525563078424.

It is not a de Polignac number, because 424870365525 - 2⁴ = 424870365509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424870365529) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 597714 + ... + 1098636.

It is an arithmetic number, because the mean of its divisors is an integer number (15031727392).

Almost surely, 2^424870365525 is an apocalyptic number.

It is an amenable number.

424870365525 is a deficient number, since it is larger than the sum of its proper divisors (296652549291).

424870365525 is a wasteful number, since it uses less digits than its factorization.

424870365525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501242 (or 501237 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 51.

The spelling of 424870365525 in words is "four hundred twenty-four billion, eight hundred seventy million, three hundred sixty-five thousand, five hundred twenty-five".