73056197632 has 88 divisors (see below), whose sum is σ = 159457697280. Its totient is φ = 33178152960.

The previous prime is 73056197611. The next prime is 73056197633. The reversal of 73056197632 is 23679165037.

It is a tau number, because it is divible by the number of its divisors (88).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73056197633) 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, 17648619 + ... + 17652757.

Almost surely, 2^73056197632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73056197632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79728848640).

73056197632 is an abundant number, since it is smaller than the sum of its proper divisors (86401499648).

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

73056197632 is a wasteful number, since it uses less digits than its factorization.

73056197632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5737 (or 5719 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 49.

The spelling of 73056197632 in words is "seventy-three billion, fifty-six million, one hundred ninety-seven thousand, six hundred thirty-two".