776675328 has 336 divisors, whose sum is σ = 2590348896. Its totient is φ = 204472320.

The previous prime is 776675257. The next prime is 776675377. The reversal of 776675328 is 823576677.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45686776 + ... + 45686792.

Almost surely, 2^776675328 is an apocalyptic number.

776675328 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 776675328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1295174448).

776675328 is an abundant number, since it is smaller than the sum of its proper divisors (1813673568).

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

776675328 is a wasteful number, since it uses less digits than its factorization.

776675328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 46 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 51.

The square root of 776675328 is about 27868.8953494752. The cubic root of 776675328 is about 919.2066759046.

The spelling of 776675328 in words is "seven hundred seventy-six million, six hundred seventy-five thousand, three hundred twenty-eight".