8446579471 has 4 divisors (see below), whose sum is σ = 9214450344. Its totient is φ = 7678708600.

The previous prime is 8446579459. The next prime is 8446579481. The reversal of 8446579471 is 1749756448.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8446579471 - 2⁷ = 8446579343 is a prime.

It is a super-3 number, since 3×8446579471³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8446579451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383935420 + ... + 383935441.

It is an arithmetic number, because the mean of its divisors is an integer number (2303612586).

Almost surely, 2^8446579471 is an apocalyptic number.

8446579471 is a deficient number, since it is larger than the sum of its proper divisors (767870873).

8446579471 is a wasteful number, since it uses less digits than its factorization.

8446579471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767870872.

The product of its digits is 6773760, while the sum is 55.

The square root of 8446579471 is about 91905.2744460295. The cubic root of 8446579471 is about 2036.5431869973.

The spelling of 8446579471 in words is "eight billion, four hundred forty-six million, five hundred seventy-nine thousand, four hundred seventy-one".