778036325 has 12 divisors (see below), whose sum is σ = 1052471328. Its totient is φ = 565844400.

The previous prime is 778036313. The next prime is 778036397. The reversal of 778036325 is 523630877.

It is not a de Polignac number, because 778036325 - 2¹⁸ = 777774181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1414337 + ... + 1414886.

It is an arithmetic number, because the mean of its divisors is an integer number (87705944).

Almost surely, 2^778036325 is an apocalyptic number.

It is an amenable number.

778036325 is a deficient number, since it is larger than the sum of its proper divisors (274435003).

778036325 is a wasteful number, since it uses less digits than its factorization.

778036325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2829244 (or 2829239 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 778036325 is about 27893.3025115349. The cubic root of 778036325 is about 919.7432825781.

The spelling of 778036325 in words is "seven hundred seventy-eight million, thirty-six thousand, three hundred twenty-five".