84806713723 has 4 divisors (see below), whose sum is σ = 89795343960. Its totient is φ = 79818083488.

The previous prime is 84806713721. The next prime is 84806713727. The reversal of 84806713723 is 32731760848.

It is a happy number.

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 84806713723 - 2¹ = 84806713721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84806713721) 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, 2494315093 + ... + 2494315126.

It is an arithmetic number, because the mean of its divisors is an integer number (22448835990).

Almost surely, 2^84806713723 is an apocalyptic number.

84806713723 is a deficient number, since it is larger than the sum of its proper divisors (4988630237).

84806713723 is a wasteful number, since it uses less digits than its factorization.

84806713723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4988630236.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 84806713723 in words is "eighty-four billion, eight hundred six million, seven hundred thirteen thousand, seven hundred twenty-three".