84360243904 has 56 divisors (see below), whose sum is σ = 172146315600. Its totient is φ = 40987708416.

The previous prime is 84360243899. The next prime is 84360243917. The reversal of 84360243904 is 40934206348.

It is a super-2 number, since 2×84360243904² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1864947 + ... + 1909645.

It is an arithmetic number, because the mean of its divisors is an integer number (3074041350).

Almost surely, 2^84360243904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84360243904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86073157800).

84360243904 is an abundant number, since it is smaller than the sum of its proper divisors (87786071696).

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

84360243904 is a wasteful number, since it uses less digits than its factorization.

84360243904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45545 (or 45535 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 84360243904 in words is "eighty-four billion, three hundred sixty million, two hundred forty-three thousand, nine hundred four".