429871250220 has 48 divisors (see below), whose sum is σ = 1207088383200. Its totient is φ = 114303868416.

The previous prime is 429871250177. The next prime is 429871250233. The reversal of 429871250220 is 22052178924.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10243417 + ... + 10285296.

It is an arithmetic number, because the mean of its divisors is an integer number (25147674650).

Almost surely, 2^429871250220 is an apocalyptic number.

It is an amenable number.

429871250220 is an abundant number, since it is smaller than the sum of its proper divisors (777217132980).

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

429871250220 is a wasteful number, since it uses less digits than its factorization.

429871250220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20529074 (or 20529072 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 429871250220 in words is "four hundred twenty-nine billion, eight hundred seventy-one million, two hundred fifty thousand, two hundred twenty".