84480449319 has 48 divisors (see below), whose sum is σ = 143467337728. Its totient is φ = 46891659456.

The previous prime is 84480449309. The next prime is 84480449321. The reversal of 84480449319 is 91394408448.

It is not a de Polignac number, because 84480449319 - 2⁸ = 84480449063 is a prime.

It is a super-2 number, since 2×84480449319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84480449309) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1385064 + ... + 1444770.

Almost surely, 2^84480449319 is an apocalyptic number.

84480449319 is a deficient number, since it is larger than the sum of its proper divisors (58986888409).

84480449319 is a wasteful number, since it uses less digits than its factorization.

84480449319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60364 (or 60361 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 84480449319 in words is "eighty-four billion, four hundred eighty million, four hundred forty-nine thousand, three hundred nineteen".