84019265144 has 16 divisors (see below), whose sum is σ = 164385519120. Its totient is φ = 40183126720.

The previous prime is 84019265137. The next prime is 84019265177. The reversal of 84019265144 is 44156291048.

It is a junction number, because it is equal to n+sod(n) for n = 84019265095 and 84019265104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228313037 + ... + 228313404.

It is an arithmetic number, because the mean of its divisors is an integer number (10274094945).

Almost surely, 2^84019265144 is an apocalyptic number.

It is an amenable number.

84019265144 is a deficient number, since it is larger than the sum of its proper divisors (80366253976).

84019265144 is a wasteful number, since it uses less digits than its factorization.

84019265144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456626470 (or 456626466 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 84019265144 in words is "eighty-four billion, nineteen million, two hundred sixty-five thousand, one hundred forty-four".