73183235856 has 40 divisors (see below), whose sum is σ = 189067273920. Its totient is φ = 24393046656.

The previous prime is 73183235813. The next prime is 73183235857. The reversal of 73183235856 is 65853238137.

It is a junction number, because it is equal to n+sod(n) for n = 73183235799 and 73183235808.

It is not an unprimeable number, because it can be changed into a prime (73183235857) 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, 1192581 + ... + 1252443.

It is an arithmetic number, because the mean of its divisors is an integer number (4726681848).

Almost surely, 2^73183235856 is an apocalyptic number.

It is an amenable number.

73183235856 is an abundant number, since it is smaller than the sum of its proper divisors (115884038064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73183235856 is a wasteful number, since it uses less digits than its factorization.

73183235856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85343 (or 85337 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 51.

The spelling of 73183235856 in words is "seventy-three billion, one hundred eighty-three million, two hundred thirty-five thousand, eight hundred fifty-six".