773314894560 has 768 divisors, whose sum is σ = 2865593106432. Its totient is φ = 173717913600.

The previous prime is 773314894559. The next prime is 773314894603. The reversal of 773314894560 is 65498413377.

It is a super-2 number, since 2×773314894560² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 773314894560.

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 127 ways as a sum of consecutive naturals, for example, 324784570 + ... + 324786950.

It is an arithmetic number, because the mean of its divisors is an integer number (3731241024).

Almost surely, 2^773314894560 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 773314894560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1432796553216).

773314894560 is an abundant number, since it is smaller than the sum of its proper divisors (2092278211872).

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

773314894560 is a wasteful number, since it uses less digits than its factorization.

773314894560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2539 (or 2531 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 57.

The spelling of 773314894560 in words is "seven hundred seventy-three billion, three hundred fourteen million, eight hundred ninety-four thousand, five hundred sixty".