84080803523 has 4 divisors (see below), whose sum is σ = 89026733160. Its totient is φ = 79134873888.

The previous prime is 84080803459. The next prime is 84080803529. The reversal of 84080803523 is 32530808048.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84080803523 - 2⁶ = 84080803459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84080803529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2472964793 + ... + 2472964826.

It is an arithmetic number, because the mean of its divisors is an integer number (22256683290).

Almost surely, 2^84080803523 is an apocalyptic number.

84080803523 is a deficient number, since it is larger than the sum of its proper divisors (4945929637).

84080803523 is a wasteful number, since it uses less digits than its factorization.

84080803523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4945929636.

The product of its (nonzero) digits is 184320, while the sum is 41.

The spelling of 84080803523 in words is "eighty-four billion, eighty million, eight hundred three thousand, five hundred twenty-three".