73767580752 has 80 divisors (see below), whose sum is σ = 202188076992. Its totient is φ = 23095511040.

The previous prime is 73767580727. The next prime is 73767580753. The reversal of 73767580752 is 25708576737.

It is a junction number, because it is equal to n+sod(n) for n = 73767580692 and 73767580701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73767580753) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 308598 + ... + 492714.

Almost surely, 2^73767580752 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 73767580752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101094038496).

73767580752 is an abundant number, since it is smaller than the sum of its proper divisors (128420496240).

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

73767580752 is a wasteful number, since it uses less digits than its factorization.

73767580752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184636 (or 184630 counting only the distinct ones).

The product of its (nonzero) digits is 17287200, while the sum is 57.

The spelling of 73767580752 in words is "seventy-three billion, seven hundred sixty-seven million, five hundred eighty thousand, seven hundred fifty-two".