73860244223221 has 4 divisors (see below), whose sum is σ = 77071559189472. Its totient is φ = 70648929256972.

The previous prime is 73860244223219. The next prime is 73860244223237. The reversal of 73860244223221 is 12232244206837.

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 not a de Polignac number, because 73860244223221 - 2¹ = 73860244223219 is a prime.

It is a super-3 number, since 3×73860244223221³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73860244223201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1605657483091 + ... + 1605657483136.

It is an arithmetic number, because the mean of its divisors is an integer number (19267889797368).

Almost surely, 2^{73860244223221} is an apocalyptic number.

It is an amenable number.

73860244223221 is a deficient number, since it is larger than the sum of its proper divisors (3211314966251).

73860244223221 is a wasteful number, since it uses less digits than its factorization.

73860244223221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3211314966250.

The product of its (nonzero) digits is 1548288, while the sum is 46.

The spelling of 73860244223221 in words is "seventy-three trillion, eight hundred sixty billion, two hundred forty-four million, two hundred twenty-three thousand, two hundred twenty-one".