429821994218 has 16 divisors (see below), whose sum is σ = 678695760000. Its totient is φ = 203591056032.

The previous prime is 429821994157. The next prime is 429821994263. The reversal of 429821994218 is 812499128924.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687758 + ... + 1154406.

It is an arithmetic number, because the mean of its divisors is an integer number (42418485000).

Almost surely, 2^429821994218 is an apocalyptic number.

429821994218 is a deficient number, since it is larger than the sum of its proper divisors (248873765782).

429821994218 is a wasteful number, since it uses less digits than its factorization.

429821994218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490909.

The product of its digits is 5971968, while the sum is 59.

The spelling of 429821994218 in words is "four hundred twenty-nine billion, eight hundred twenty-one million, nine hundred ninety-four thousand, two hundred eighteen".