770466816 has 220 divisors, whose sum is σ = 2631426688. Its totient is φ = 219967488.

The previous prime is 770466791. The next prime is 770466833. The reversal of 770466816 is 618664077.

It is a super-2 number, since 2×770466816² = 1187238229114355712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 579945 + ... + 581271.

Almost surely, 2^770466816 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 770466816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1315713344).

770466816 is an abundant number, since it is smaller than the sum of its proper divisors (1860959872).

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

770466816 is a wasteful number, since it uses less digits than its factorization.

770466816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366 (or 1339 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 770466816 is about 27757.2840169927. The cubic root of 770466816 is about 916.7508320442.

The spelling of 770466816 in words is "seven hundred seventy million, four hundred sixty-six thousand, eight hundred sixteen".