73042227818 has 16 divisors (see below), whose sum is σ = 125256741120. Its totient is φ = 31293438576.

The previous prime is 73042227809. The next prime is 73042227857. The reversal of 73042227818 is 81872224037.

It is a super-2 number, since 2×73042227818² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820613 + ... + 905256.

It is an arithmetic number, because the mean of its divisors is an integer number (7828546320).

Almost surely, 2^73042227818 is an apocalyptic number.

73042227818 is a deficient number, since it is larger than the sum of its proper divisors (52214513302).

73042227818 is a wasteful number, since it uses less digits than its factorization.

73042227818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728901.

The product of its (nonzero) digits is 301056, while the sum is 44.

The spelling of 73042227818 in words is "seventy-three billion, forty-two million, two hundred twenty-seven thousand, eight hundred eighteen".