73594644481 has 4 divisors (see below), whose sum is σ = 73607228464. Its totient is φ = 73582060500.

The previous prime is 73594644439. The next prime is 73594644499. The reversal of 73594644481 is 18444649537.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73594644481 is a prime.

It is a super-2 number, since 2×73594644481² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73594644881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6283215 + ... + 6294916.

It is an arithmetic number, because the mean of its divisors is an integer number (18401807116).

Almost surely, 2^73594644481 is an apocalyptic number.

It is an amenable number.

73594644481 is a deficient number, since it is larger than the sum of its proper divisors (12583983).

73594644481 is a wasteful number, since it uses less digits than its factorization.

73594644481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12583982.

The product of its digits is 11612160, while the sum is 55.

The spelling of 73594644481 in words is "seventy-three billion, five hundred ninety-four million, six hundred forty-four thousand, four hundred eighty-one".