776675133 has 12 divisors (see below), whose sum is σ = 1208161500. Its totient is φ = 477953856.

The previous prime is 776675117. The next prime is 776675161. The reversal of 776675133 is 331576677.

It is a happy number.

776675133 is a `hidden beast` number, since 7 + 76 + 67 + 513 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 441126009 + 335549124 = 21003^2 + 18318^2 .

It is not a de Polignac number, because 776675133 - 2⁴ = 776675117 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776675113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3319008 + ... + 3319241.

It is an arithmetic number, because the mean of its divisors is an integer number (100680125).

Almost surely, 2^776675133 is an apocalyptic number.

It is an amenable number.

776675133 is a deficient number, since it is larger than the sum of its proper divisors (431486367).

776675133 is a wasteful number, since it uses less digits than its factorization.

776675133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6638268 (or 6638265 counting only the distinct ones).

The product of its digits is 555660, while the sum is 45.

The square root of 776675133 is about 27868.8918509509. The cubic root of 776675133 is about 919.2065989762.

The spelling of 776675133 in words is "seven hundred seventy-six million, six hundred seventy-five thousand, one hundred thirty-three".