73726943423 has 8 divisors (see below), whose sum is σ = 84262658592. Its totient is φ = 63192051936.

The previous prime is 73726943393. The next prime is 73726943461. The reversal of 73726943423 is 32434962737.

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 73726943423 - 2³⁶ = 5007466687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73726943123) 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, 440 + ... + 383997.

It is an arithmetic number, because the mean of its divisors is an integer number (10532832324).

Almost surely, 2^73726943423 is an apocalyptic number.

73726943423 is a deficient number, since it is larger than the sum of its proper divisors (10535715169).

73726943423 is a wasteful number, since it uses less digits than its factorization.

73726943423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411841.

The product of its digits is 4572288, while the sum is 50.

The spelling of 73726943423 in words is "seventy-three billion, seven hundred twenty-six million, nine hundred forty-three thousand, four hundred twenty-three".