73216224419 has 4 divisors (see below), whose sum is σ = 78848241696. Its totient is φ = 67584207144.

The previous prime is 73216224409. The next prime is 73216224451. The reversal of 73216224419 is 91442261237.

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

It is a cyclic number.

It is not a de Polignac number, because 73216224419 - 2²⁰ = 73215175843 is a prime.

It is a super-2 number, since 2×73216224419² (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 (73216224409) 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, 2816008619 + ... + 2816008644.

It is an arithmetic number, because the mean of its divisors is an integer number (19712060424).

Almost surely, 2^73216224419 is an apocalyptic number.

73216224419 is a deficient number, since it is larger than the sum of its proper divisors (5632017277).

73216224419 is a wasteful number, since it uses less digits than its factorization.

73216224419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632017276.

The product of its digits is 145152, while the sum is 41.

The spelling of 73216224419 in words is "seventy-three billion, two hundred sixteen million, two hundred twenty-four thousand, four hundred nineteen".