47186090912 has 24 divisors (see below), whose sum is σ = 93006069156. Its totient is φ = 23565501952.

The previous prime is 47186090899. The next prime is 47186090969. The reversal of 47186090912 is 21909068174.

It can be written as a sum of positive squares in 2 ways, for example, as 45452534416 + 1733556496 = 213196^2 + 41636^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 832883 + ... + 887730.

Almost surely, 2^47186090912 is an apocalyptic number.

It is an amenable number.

47186090912 is a deficient number, since it is larger than the sum of its proper divisors (45819978244).

47186090912 is a wasteful number, since it uses less digits than its factorization.

47186090912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721480 (or 1721472 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 47.

The spelling of 47186090912 in words is "forty-seven billion, one hundred eighty-six million, ninety thousand, nine hundred twelve".