84006557344 has 24 divisors (see below), whose sum is σ = 165514920480. Its totient is φ = 41971022016.

The previous prime is 84006557333. The next prime is 84006557423. The reversal of 84006557344 is 44375560048.

It is a junction number, because it is equal to n+sod(n) for n = 84006557294 and 84006557303.

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, 965674 + ... + 1049065.

It is an arithmetic number, because the mean of its divisors is an integer number (6896455020).

Almost surely, 2^84006557344 is an apocalyptic number.

It is an amenable number.

84006557344 is a deficient number, since it is larger than the sum of its proper divisors (81508363136).

84006557344 is a wasteful number, since it uses less digits than its factorization.

84006557344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016052 (or 2016044 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 46.

The spelling of 84006557344 in words is "eighty-four billion, six million, five hundred fifty-seven thousand, three hundred forty-four".