84121368573 has 16 divisors (see below), whose sum is σ = 122398113600. Its totient is φ = 50966081280.

The previous prime is 84121368559. The next prime is 84121368593. The reversal of 84121368573 is 37586312148.

It is not a de Polignac number, because 84121368573 - 2⁴ = 84121368557 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84121368503) 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, 310678 + ... + 514551.

It is an arithmetic number, because the mean of its divisors is an integer number (7649882100).

Almost surely, 2^84121368573 is an apocalyptic number.

It is an amenable number.

84121368573 is a deficient number, since it is larger than the sum of its proper divisors (38276745027).

84121368573 is a wasteful number, since it uses less digits than its factorization.

84121368573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828332.

The product of its digits is 967680, while the sum is 48.

The spelling of 84121368573 in words is "eighty-four billion, one hundred twenty-one million, three hundred sixty-eight thousand, five hundred seventy-three".