47149199912868 has 12 divisors (see below), whose sum is σ = 110014799796720. Its totient is φ = 15716399970952.

The previous prime is 47149199912849. The next prime is 47149199912917. The reversal of 47149199912868 is 86821999194174.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 47149199912793 and 47149199912802.

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, 1964549996358 + ... + 1964549996381.

It is an arithmetic number, because the mean of its divisors is an integer number (9167899983060).

Almost surely, 2^{47149199912868} is an apocalyptic number.

It is an amenable number.

47149199912868 is an abundant number, since it is smaller than the sum of its proper divisors (62865599883852).

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

47149199912868 is a wasteful number, since it uses less digits than its factorization.

47149199912868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929099992746 (or 3929099992744 counting only the distinct ones).

The product of its digits is 564350976, while the sum is 78.

The spelling of 47149199912868 in words is "forty-seven trillion, one hundred forty-nine billion, one hundred ninety-nine million, nine hundred twelve thousand, eight hundred sixty-eight".