770377344 has 256 divisors, whose sum is σ = 2438208000. Its totient is φ = 212889600.

The previous prime is 770377327. The next prime is 770377369. The reversal of 770377344 is 443773077.

It is a junction number, because it is equal to n+sod(n) for n = 770377296 and 770377305.

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 31 ways as a sum of consecutive naturals, for example, 2327259 + ... + 2327589.

It is an arithmetic number, because the mean of its divisors is an integer number (9524250).

Almost surely, 2^770377344 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 770377344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1219104000).

770377344 is an abundant number, since it is smaller than the sum of its proper divisors (1667830656).

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

770377344 is a wasteful number, since it uses less digits than its factorization.

770377344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 42.

The square root of 770377344 is about 27755.6722851384. The cubic root of 770377344 is about 916.7153441625.

The spelling of 770377344 in words is "seven hundred seventy million, three hundred seventy-seven thousand, three hundred forty-four".