47712171777412 has 12 divisors (see below), whose sum is σ = 83496900946060. Its totient is φ = 23855914364256.

The previous prime is 47712171777317. The next prime is 47712171777503. The reversal of 47712171777412 is 21477717121774.

It is a happy number.

47712171777412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 21310188759616 + 26401983017796 = 4616296^2 + 5138286^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42254223 + ... + 43368694.

Almost surely, 2^{47712171777412} is an apocalyptic number.

It is an amenable number.

47712171777412 is a deficient number, since it is larger than the sum of its proper divisors (35784729168648).

47712171777412 is a wasteful number, since it uses less digits than its factorization.

47712171777412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85762230 (or 85762228 counting only the distinct ones).

The product of its digits is 7529536, while the sum is 58.

The spelling of 47712171777412 in words is "forty-seven trillion, seven hundred twelve billion, one hundred seventy-one million, seven hundred seventy-seven thousand, four hundred twelve".