73710823864623 has 16 divisors (see below), whose sum is σ = 107235984900096. Its totient is φ = 44664792794240.

The previous prime is 73710823864603. The next prime is 73710823864637. The reversal of 73710823864623 is 32646832801737.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73710823864623 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73710823864603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210667311 + ... + 211016912.

It is an arithmetic number, because the mean of its divisors is an integer number (6702249056256).

Almost surely, 2^{73710823864623} is an apocalyptic number.

73710823864623 is a deficient number, since it is larger than the sum of its proper divisors (33525161035473).

73710823864623 is a wasteful number, since it uses less digits than its factorization.

73710823864623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421689534.

The product of its (nonzero) digits is 48771072, while the sum is 60.

The spelling of 73710823864623 in words is "seventy-three trillion, seven hundred ten billion, eight hundred twenty-three million, eight hundred sixty-four thousand, six hundred twenty-three".