19529712424 has 32 divisors (see below), whose sum is σ = 36751514400. Its totient is φ = 9729353920.

The previous prime is 19529712407. The next prime is 19529712467. The reversal of 19529712424 is 42421792591.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6824754 + ... + 6827614.

It is an arithmetic number, because the mean of its divisors is an integer number (1148484825).

Almost surely, 2^19529712424 is an apocalyptic number.

It is an amenable number.

19529712424 is a deficient number, since it is larger than the sum of its proper divisors (17221801976).

19529712424 is a wasteful number, since it uses less digits than its factorization.

19529712424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5673 (or 5669 counting only the distinct ones).

The product of its digits is 362880, while the sum is 46.

The spelling of 19529712424 in words is "nineteen billion, five hundred twenty-nine million, seven hundred twelve thousand, four hundred twenty-four".