84439893448 has 32 divisors (see below), whose sum is σ = 158832676800. Its totient is φ = 42084681408.

The previous prime is 84439893431. The next prime is 84439893457.

84439893448 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 84439893448.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4357990 + ... + 4377322.

It is an arithmetic number, because the mean of its divisors is an integer number (4963521150).

Almost surely, 2^84439893448 is an apocalyptic number.

It is an amenable number.

84439893448 is a deficient number, since it is larger than the sum of its proper divisors (74392783352).

84439893448 is a wasteful number, since it uses less digits than its factorization.

84439893448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21061 (or 21057 counting only the distinct ones).

The product of its digits is 95551488, while the sum is 64.

The spelling of 84439893448 in words is "eighty-four billion, four hundred thirty-nine million, eight hundred ninety-three thousand, four hundred forty-eight".