84497279448 has 16 divisors (see below), whose sum is σ = 211243198680. Its totient is φ = 28165759808.

The previous prime is 84497279393. The next prime is 84497279453.

84497279448 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×84497279448² (a number of 23 digits) contains 22 as substring.

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, 1760359965 + ... + 1760360012.

Almost surely, 2^84497279448 is an apocalyptic number.

It is an amenable number.

84497279448 is an abundant number, since it is smaller than the sum of its proper divisors (126745919232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84497279448 is a wasteful number, since it uses less digits than its factorization.

84497279448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520719986 (or 3520719982 counting only the distinct ones).

The product of its digits is 130056192, while the sum is 66.

The spelling of 84497279448 in words is "eighty-four billion, four hundred ninety-seven million, two hundred seventy-nine thousand, four hundred forty-eight".