775376368 has 80 divisors (see below), whose sum is σ = 1716515136. Its totient is φ = 336568320.

The previous prime is 775376359. The next prime is 775376383. The reversal of 775376368 is 863673577.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290496 + ... + 293152.

Almost surely, 2^775376368 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 775376368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (858257568).

775376368 is an abundant number, since it is smaller than the sum of its proper divisors (941138768).

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

775376368 is a wasteful number, since it uses less digits than its factorization.

775376368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2762 (or 2756 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 52.

The square root of 775376368 is about 27845.5807624837. The cubic root of 775376368 is about 918.6939438673.

The spelling of 775376368 in words is "seven hundred seventy-five million, three hundred seventy-six thousand, three hundred sixty-eight".