46447979571 has 24 divisors (see below), whose sum is σ = 77354590560. Its totient is φ = 26306816256.

The previous prime is 46447979531. The next prime is 46447979587. The reversal of 46447979571 is 17597974464.

46447979571 is a `hidden beast` number, since 4 + 6 + 4 + 479 + 7 + 95 + 71 = 666.

It is not a de Polignac number, because 46447979571 - 2¹⁵ = 46447946803 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 46447979499 and 46447979508.

It is not an unprimeable number, because it can be changed into a prime (46447979531) 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, 3255136 + ... + 3269373.

It is an arithmetic number, because the mean of its divisors is an integer number (3223107940).

Almost surely, 2^46447979571 is an apocalyptic number.

46447979571 is a deficient number, since it is larger than the sum of its proper divisors (30906610989).

46447979571 is a wasteful number, since it uses less digits than its factorization.

46447979571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6524635 (or 6524632 counting only the distinct ones).

The product of its digits is 53343360, while the sum is 63.

The spelling of 46447979571 in words is "forty-six billion, four hundred forty-seven million, nine hundred seventy-nine thousand, five hundred seventy-one".