47474490446 has 8 divisors (see below), whose sum is σ = 71212690704. Its totient is φ = 23736926880.

The previous prime is 47474490439. The next prime is 47474490461. The reversal of 47474490446 is 64409447474.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138806 + ... + 337958.

It is an arithmetic number, because the mean of its divisors is an integer number (8901586338).

Almost surely, 2^47474490446 is an apocalyptic number.

47474490446 is a deficient number, since it is larger than the sum of its proper divisors (23738200258).

47474490446 is a wasteful number, since it uses less digits than its factorization.

47474490446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318346.

The product of its (nonzero) digits is 10838016, while the sum is 53.

The spelling of 47474490446 in words is "forty-seven billion, four hundred seventy-four million, four hundred ninety thousand, four hundred forty-six".