771416321 has 8 divisors (see below), whose sum is σ = 874480320. Its totient is φ = 674598672.

The previous prime is 771416281. The next prime is 771416323. The reversal of 771416321 is 123614177.

771416321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 771416321 - 2⁶ = 771416257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (771416323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1561325 + ... + 1561818.

It is an arithmetic number, because the mean of its divisors is an integer number (109310040).

Almost surely, 2^771416321 is an apocalyptic number.

It is an amenable number.

771416321 is a deficient number, since it is larger than the sum of its proper divisors (103063999).

771416321 is a wasteful number, since it uses less digits than its factorization.

771416321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3123175.

The product of its digits is 7056, while the sum is 32.

The square root of 771416321 is about 27774.3824593815. The cubic root of 771416321 is about 917.1272714303.

The spelling of 771416321 in words is "seven hundred seventy-one million, four hundred sixteen thousand, three hundred twenty-one".