776388085 has 8 divisors (see below), whose sum is σ = 1016362656. Its totient is φ = 564645840.

The previous prime is 776388037. The next prime is 776388101. The reversal of 776388085 is 580883677.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 776388085 - 2²⁷ = 642170357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7058019 + ... + 7058128.

It is an arithmetic number, because the mean of its divisors is an integer number (127045332).

Almost surely, 2^776388085 is an apocalyptic number.

It is an amenable number.

776388085 is a deficient number, since it is larger than the sum of its proper divisors (239974571).

776388085 is a wasteful number, since it uses less digits than its factorization.

776388085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14116163.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The square root of 776388085 is about 27863.7414034799. The cubic root of 776388085 is about 919.0933431600.

The spelling of 776388085 in words is "seven hundred seventy-six million, three hundred eighty-eight thousand, eighty-five".