773101315728 has 800 divisors, whose sum is σ = 2780877369600. Its totient is φ = 207398983680.

The previous prime is 773101315697. The next prime is 773101315733. The reversal of 773101315728 is 827513101377.

773101315728 is a `hidden beast` number, since 7 + 73 + 1 + 0 + 1 + 3 + 1 + 572 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1836344958 + ... + 1836345378.

It is an arithmetic number, because the mean of its divisors is an integer number (3476096712).

Almost surely, 2^773101315728 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 773101315728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1390438684800).

773101315728 is an abundant number, since it is smaller than the sum of its proper divisors (2007776053872).

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

773101315728 is an frugal number, since it uses more digits than its factorization.

773101315728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 450 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 45.

The spelling of 773101315728 in words is "seven hundred seventy-three billion, one hundred one million, three hundred fifteen thousand, seven hundred twenty-eight".