47210842218 has 32 divisors (see below), whose sum is σ = 96288425856. Its totient is φ = 15428406528.

The previous prime is 47210842177. The next prime is 47210842223. The reversal of 47210842218 is 81224801274.

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, 249571 + ... + 395862.

It is an arithmetic number, because the mean of its divisors is an integer number (3009013308).

Almost surely, 2^47210842218 is an apocalyptic number.

47210842218 is an abundant number, since it is smaller than the sum of its proper divisors (49077583638).

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

47210842218 is a wasteful number, since it uses less digits than its factorization.

47210842218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645678.

The product of its (nonzero) digits is 57344, while the sum is 39.

The spelling of 47210842218 in words is "forty-seven billion, two hundred ten million, eight hundred forty-two thousand, two hundred eighteen".