73481631423 has 16 divisors (see below), whose sum is σ = 98578529280. Its totient is φ = 48686341856.

The previous prime is 73481631413. The next prime is 73481631451. The reversal of 73481631423 is 32413618437.

It is a cyclic number.

It is not a de Polignac number, because 73481631423 - 2⁶ = 73481631359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73481631413) 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, 5547973 + ... + 5561201.

It is an arithmetic number, because the mean of its divisors is an integer number (6161158080).

Almost surely, 2^73481631423 is an apocalyptic number.

73481631423 is a deficient number, since it is larger than the sum of its proper divisors (25096897857).

73481631423 is a wasteful number, since it uses less digits than its factorization.

73481631423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24486.

The product of its digits is 290304, while the sum is 42.

The spelling of 73481631423 in words is "seventy-three billion, four hundred eighty-one million, six hundred thirty-one thousand, four hundred twenty-three".