424501220525 has 12 divisors (see below), whose sum is σ = 527815806912. Its totient is φ = 338675625840.

The previous prime is 424501220503. The next prime is 424501220531. The reversal of 424501220525 is 525022105424.

It is not a de Polignac number, because 424501220525 - 2¹⁶ = 424501154989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424501220491 and 424501220500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23124407 + ... + 23142756.

It is an arithmetic number, because the mean of its divisors is an integer number (43984650576).

Almost surely, 2^424501220525 is an apocalyptic number.

It is an amenable number.

424501220525 is a deficient number, since it is larger than the sum of its proper divisors (103314586387).

424501220525 is a wasteful number, since it uses less digits than its factorization.

424501220525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46267540 (or 46267535 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 424501220525 its reverse (525022105424), we get a palindrome (949523325949).

The spelling of 424501220525 in words is "four hundred twenty-four billion, five hundred one million, two hundred twenty thousand, five hundred twenty-five".