47894299443 has 24 divisors (see below), whose sum is σ = 71590914720. Its totient is φ = 30817866240.

The previous prime is 47894299417. The next prime is 47894299463. The reversal of 47894299443 is 34499249874.

47894299443 is a `hidden beast` number, since 4 + 7 + 89 + 429 + 94 + 43 = 666.

It is not a de Polignac number, because 47894299443 - 2¹³ = 47894291251 is a prime.

It is a super-2 number, since 2×47894299443² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47894299463) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 763530 + ... + 823872.

It is an arithmetic number, because the mean of its divisors is an integer number (2982954780).

Almost surely, 2^47894299443 is an apocalyptic number.

47894299443 is a deficient number, since it is larger than the sum of its proper divisors (23696615277).

47894299443 is a wasteful number, since it uses less digits than its factorization.

47894299443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63419 (or 63416 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 63.

The spelling of 47894299443 in words is "forty-seven billion, eight hundred ninety-four million, two hundred ninety-nine thousand, four hundred forty-three".