429649850856 has 16 divisors (see below), whose sum is σ = 1074124627200. Its totient is φ = 143216616944.

The previous prime is 429649850843. The next prime is 429649850891. The reversal of 429649850856 is 658058946924.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8951038536 + ... + 8951038583.

It is an arithmetic number, because the mean of its divisors is an integer number (67132789200).

Almost surely, 2^429649850856 is an apocalyptic number.

It is an amenable number.

429649850856 is an abundant number, since it is smaller than the sum of its proper divisors (644474776344).

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

429649850856 is a wasteful number, since it uses less digits than its factorization.

429649850856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17902077128 (or 17902077124 counting only the distinct ones).

The product of its (nonzero) digits is 149299200, while the sum is 66.

The spelling of 429649850856 in words is "four hundred twenty-nine billion, six hundred forty-nine million, eight hundred fifty thousand, eight hundred fifty-six".