73680215079192 has 128 divisors (see below), whose sum is σ = 197065664640000. Its totient is φ = 22875022080000.

The previous prime is 73680215079139. The next prime is 73680215079217. The reversal of 73680215079192 is 29197051208637.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81927567 + ... + 82822017.

It is an arithmetic number, because the mean of its divisors is an integer number (1539575505000).

Almost surely, 2^{73680215079192} 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 73680215079192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98532832320000).

73680215079192 is an abundant number, since it is smaller than the sum of its proper divisors (123385449560808).

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

73680215079192 is a wasteful number, since it uses less digits than its factorization.

73680215079192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896577 (or 896573 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 60.

The spelling of 73680215079192 in words is "seventy-three trillion, six hundred eighty billion, two hundred fifteen million, seventy-nine thousand, one hundred ninety-two".