84242723663 has 8 divisors (see below), whose sum is σ = 97212131328. Its totient is φ = 71506999224.

The previous prime is 84242723651. The next prime is 84242723681. The reversal of 84242723663 is 36632724248.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84242723663 - 2⁴ = 84242723647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84242723363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58420031 + ... + 58421472.

It is an arithmetic number, because the mean of its divisors is an integer number (12151516416).

Almost surely, 2^84242723663 is an apocalyptic number.

84242723663 is a deficient number, since it is larger than the sum of its proper divisors (12969407665).

84242723663 is a wasteful number, since it uses less digits than its factorization.

84242723663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116841613.

The product of its digits is 2322432, while the sum is 47.

The spelling of 84242723663 in words is "eighty-four billion, two hundred forty-two million, seven hundred twenty-three thousand, six hundred sixty-three".