77096273280 has 256 divisors, whose sum is σ = 270282700800. Its totient is φ = 18573484032.

The previous prime is 77096273279. The next prime is 77096273291. The reversal of 77096273280 is 8237269077.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1140261 + ... + 1205979.

It is an arithmetic number, because the mean of its divisors is an integer number (1055791800).

Almost surely, 2^77096273280 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 77096273280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135141350400).

77096273280 is an abundant number, since it is smaller than the sum of its proper divisors (193186427520).

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

77096273280 is a wasteful number, since it uses less digits than its factorization.

77096273280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65801 (or 65789 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 51.

The spelling of 77096273280 in words is "seventy-seven billion, ninety-six million, two hundred seventy-three thousand, two hundred eighty".