73481843678 has 16 divisors (see below), whose sum is σ = 110727010800. Its totient is φ = 36573095616.

The previous prime is 73481843651. The next prime is 73481843689. The reversal of 73481843678 is 87634818437.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517925 + ... + 644367.

It is an arithmetic number, because the mean of its divisors is an integer number (6920438175).

Almost surely, 2^73481843678 is an apocalyptic number.

73481843678 is a deficient number, since it is larger than the sum of its proper divisors (37245167122).

73481843678 is a wasteful number, since it uses less digits than its factorization.

73481843678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127771.

The product of its digits is 21676032, while the sum is 59.

The spelling of 73481843678 in words is "seventy-three billion, four hundred eighty-one million, eight hundred forty-three thousand, six hundred seventy-eight".