47997194166 has 64 divisors (see below), whose sum is σ = 115895961600. Its totient is φ = 14668063200.

The previous prime is 47997194117. The next prime is 47997194183. The reversal of 47997194166 is 66149179974.

47997194166 is a `hidden beast` number, since 479 + 9 + 71 + 94 + 1 + 6 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 722725 + ... + 786336.

It is an arithmetic number, because the mean of its divisors is an integer number (1810874400).

Almost surely, 2^47997194166 is an apocalyptic number.

47997194166 is an abundant number, since it is smaller than the sum of its proper divisors (67898767434).

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

47997194166 is a wasteful number, since it uses less digits than its factorization.

47997194166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509122 (or 1509116 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 63.

The spelling of 47997194166 in words is "forty-seven billion, nine hundred ninety-seven million, one hundred ninety-four thousand, one hundred sixty-six".