73226203506 has 24 divisors (see below), whose sum is σ = 158685209280. Its totient is φ = 24404359896.

The previous prime is 73226203489. The next prime is 73226203511. The reversal of 73226203506 is 60530262237.

It is a happy number.

73226203506 is a `hidden beast` number, since 7 + 3 + 22 + 620 + 3 + 5 + 0 + 6 = 666.

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 11 ways as a sum of consecutive naturals, for example, 260526 + ... + 462953.

It is an arithmetic number, because the mean of its divisors is an integer number (6611883720).

Almost surely, 2^73226203506 is an apocalyptic number.

73226203506 is an abundant number, since it is smaller than the sum of its proper divisors (85459005774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73226203506 is a wasteful number, since it uses less digits than its factorization.

73226203506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729110 (or 729107 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The spelling of 73226203506 in words is "seventy-three billion, two hundred twenty-six million, two hundred three thousand, five hundred six".