73213682441 has 4 divisors (see below), whose sum is σ = 73237234500. Its totient is φ = 73190130384.

The previous prime is 73213682369. The next prime is 73213682449. The reversal of 73213682441 is 14428631237.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44620225225 + 28593457216 = 211235^2 + 169096^2 .

It is a cyclic number.

It is not a de Polignac number, because 73213682441 - 2³⁰ = 72139940617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73213682449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11771366 + ... + 11777583.

It is an arithmetic number, because the mean of its divisors is an integer number (18309308625).

Almost surely, 2^73213682441 is an apocalyptic number.

It is an amenable number.

73213682441 is a deficient number, since it is larger than the sum of its proper divisors (23552059).

73213682441 is a wasteful number, since it uses less digits than its factorization.

73213682441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23552058.

The product of its digits is 193536, while the sum is 41.

The spelling of 73213682441 in words is "seventy-three billion, two hundred thirteen million, six hundred eighty-two thousand, four hundred forty-one".