73443012112 has 20 divisors (see below), whose sum is σ = 142300215616. Its totient is φ = 36720375840.

The previous prime is 73443012109. The next prime is 73443012127. The reversal of 73443012112 is 21121034437.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 765037 + ... + 855667.

Almost surely, 2^73443012112 is an apocalyptic number.

It is an amenable number.

73443012112 is a deficient number, since it is larger than the sum of its proper divisors (68857203504).

73443012112 is a wasteful number, since it uses less digits than its factorization.

73443012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141286 (or 141280 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 73443012112 its reverse (21121034437), we get a palindrome (94564046549).

The spelling of 73443012112 in words is "seventy-three billion, four hundred forty-three million, twelve thousand, one hundred twelve".