771040368 has 240 divisors, whose sum is σ = 2624593920. Its totient is φ = 206406144.

The previous prime is 771040357. The next prime is 771040397. The reversal of 771040368 is 863040177.

771040368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2432146 + ... + 2432462.

It is an arithmetic number, because the mean of its divisors is an integer number (10935808).

Almost surely, 2^771040368 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 771040368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1312296960).

771040368 is an abundant number, since it is smaller than the sum of its proper divisors (1853553552).

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

771040368 is a wasteful number, since it uses less digits than its factorization.

771040368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 771040368 is about 27767.6136533192. The cubic root of 771040368 is about 916.9782586047.

The spelling of 771040368 in words is "seven hundred seventy-one million, forty thousand, three hundred sixty-eight".