84004844805 has 48 divisors (see below), whose sum is σ = 166515972480. Its totient is φ = 38377666944.

The previous prime is 84004844797. The next prime is 84004844813. The reversal of 84004844805 is 50844840048.

It is an interprime number because it is at equal distance from previous prime (84004844797) and next prime (84004844813).

It is not a de Polignac number, because 84004844805 - 2³ = 84004844797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 412939 + ... + 581831.

It is an arithmetic number, because the mean of its divisors is an integer number (3469082760).

Almost surely, 2^84004844805 is an apocalyptic number.

It is an amenable number.

84004844805 is a deficient number, since it is larger than the sum of its proper divisors (82511127675).

84004844805 is a wasteful number, since it uses less digits than its factorization.

84004844805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170490 (or 170487 counting only the distinct ones).

The product of its (nonzero) digits is 655360, while the sum is 45.

The spelling of 84004844805 in words is "eighty-four billion, four million, eight hundred forty-four thousand, eight hundred five".