73532443768 has 32 divisors (see below), whose sum is σ = 157595378400. Its totient is φ = 31508733312.

The previous prime is 73532443759. The next prime is 73532443769. The reversal of 73532443768 is 86734423537.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73532443769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246918 + ... + 456106.

It is an arithmetic number, because the mean of its divisors is an integer number (4924855575).

Almost surely, 2^73532443768 is an apocalyptic number.

It is an amenable number.

73532443768 is an abundant number, since it is smaller than the sum of its proper divisors (84062934632).

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

73532443768 is a wasteful number, since it uses less digits than its factorization.

73532443768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215479 (or 215475 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 52.

The spelling of 73532443768 in words is "seventy-three billion, five hundred thirty-two million, four hundred forty-three thousand, seven hundred sixty-eight".