424700385889 has 4 divisors (see below), whose sum is σ = 457369646356. Its totient is φ = 392031125424.

The previous prime is 424700385883. The next prime is 424700385899. The reversal of 424700385889 is 988583007424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 214554240000 + 210146145889 = 463200^2 + 458417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424700385889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424700385883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16334630214 + ... + 16334630239.

It is an arithmetic number, because the mean of its divisors is an integer number (114342411589).

Almost surely, 2^424700385889 is an apocalyptic number.

It is an amenable number.

424700385889 is a deficient number, since it is larger than the sum of its proper divisors (32669260467).

424700385889 is a wasteful number, since it uses less digits than its factorization.

424700385889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32669260466.

The product of its (nonzero) digits is 15482880, while the sum is 58.

The spelling of 424700385889 in words is "four hundred twenty-four billion, seven hundred million, three hundred eighty-five thousand, eight hundred eighty-nine".