424737431285 has 16 divisors (see below), whose sum is σ = 515021563056. Its totient is φ = 336233299968.

The previous prime is 424737431233. The next prime is 424737431303. The reversal of 424737431285 is 582134737424.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 163993636 + 424573437649 = 12806^2 + 651593^2 .

It is a cyclic number.

It is not a de Polignac number, because 424737431285 - 2¹⁰ = 424737430261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3123269 + ... + 3256421.

It is an arithmetic number, because the mean of its divisors is an integer number (32188847691).

Almost surely, 2^424737431285 is an apocalyptic number.

It is an amenable number.

424737431285 is a deficient number, since it is larger than the sum of its proper divisors (90284131771).

424737431285 is a wasteful number, since it uses less digits than its factorization.

424737431285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139832.

The product of its digits is 4515840, while the sum is 50.

The spelling of 424737431285 in words is "four hundred twenty-four billion, seven hundred thirty-seven million, four hundred thirty-one thousand, two hundred eighty-five".