773066580 has 144 divisors (see below), whose sum is σ = 2562588672. Its totient is φ = 172972800.

The previous prime is 773066563. The next prime is 773066611. The reversal of 773066580 is 85660377.

It is a super-2 number, since 2×773066580² = 1195263874225792800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90285 + ... + 98475.

Almost surely, 2^773066580 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 773066580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1281294336).

773066580 is an abundant number, since it is smaller than the sum of its proper divisors (1789522092).

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

773066580 is a wasteful number, since it uses less digits than its factorization.

773066580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8238 (or 8225 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 773066580 is about 27804.0748812112. The cubic root of 773066580 is about 917.7807964333.

The spelling of 773066580 in words is "seven hundred seventy-three million, sixty-six thousand, five hundred eighty".