424407016516 has 36 divisors (see below), whose sum is σ = 864482422188. Its totient is φ = 181781143488.

The previous prime is 424407016469. The next prime is 424407016529. The reversal of 424407016516 is 615610704424.

It can be written as a sum of positive squares in 2 ways, for example, as 322839876100 + 101567140416 = 568190^2 + 318696^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 307671 + ... + 971326.

Almost surely, 2^424407016516 is an apocalyptic number.

It is an amenable number.

424407016516 is an abundant number, since it is smaller than the sum of its proper divisors (440075405672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424407016516 is a wasteful number, since it uses less digits than its factorization.

424407016516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280708 (or 1280699 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 424407016516 in words is "four hundred twenty-four billion, four hundred seven million, sixteen thousand, five hundred sixteen".