84266538504 has 64 divisors (see below), whose sum is σ = 214189505280. Its totient is φ = 27619392000.

The previous prime is 84266538493. The next prime is 84266538523. The reversal of 84266538504 is 40583566248.

It is a super-2 number, since 2×84266538504² (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 15 ways as a sum of consecutive naturals, for example, 5674369 + ... + 5689199.

It is an arithmetic number, because the mean of its divisors is an integer number (3346711020).

Almost surely, 2^84266538504 is an apocalyptic number.

It is an amenable number.

84266538504 is an abundant number, since it is smaller than the sum of its proper divisors (129922966776).

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

84266538504 is a wasteful number, since it uses less digits than its factorization.

84266538504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18782 (or 18778 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 51.

The spelling of 84266538504 in words is "eighty-four billion, two hundred sixty-six million, five hundred thirty-eight thousand, five hundred four".