84009949588992 has 160 divisors (see below), whose sum is σ = 261222428408832. Its totient is φ = 23492143816704.

The previous prime is 84009949588933. The next prime is 84009949589011. The reversal of 84009949588992 is 29988594990048.

It is a Harshad number since it is a multiple of its sum of digits (84).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82616203 + ... + 83626890.

Almost surely, 2^{84009949588992} is an apocalyptic number.

It is an amenable number.

84009949588992 is an abundant number, since it is smaller than the sum of its proper divisors (177212478819840).

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

84009949588992 is a wasteful number, since it uses less digits than its factorization.

84009949588992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166243168 (or 166243152 counting only the distinct ones).

The product of its (nonzero) digits is 4837294080, while the sum is 84.

The spelling of 84009949588992 in words is "eighty-four trillion, nine billion, nine hundred forty-nine million, five hundred eighty-eight thousand, nine hundred ninety-two".