84104519723 has 16 divisors (see below), whose sum is σ = 96247549440. Its totient is φ = 71993598336.

The previous prime is 84104519677. The next prime is 84104519731. The reversal of 84104519723 is 32791540148.

It is a cyclic number.

It is not a de Polignac number, because 84104519723 - 2¹⁴ = 84104503339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84104519753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31581290 + ... + 31583952.

It is an arithmetic number, because the mean of its divisors is an integer number (6015471840).

Almost surely, 2^84104519723 is an apocalyptic number.

84104519723 is a deficient number, since it is larger than the sum of its proper divisors (12143029717).

84104519723 is a wasteful number, since it uses less digits than its factorization.

84104519723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6986.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 84104519723 in words is "eighty-four billion, one hundred four million, five hundred nineteen thousand, seven hundred twenty-three".