676521775 has 6 divisors (see below), whose sum is σ = 838887032. Its totient is φ = 541217400.

The previous prime is 676521763. The next prime is 676521779. The reversal of 676521775 is 577125676.

It is not a de Polignac number, because 676521775 - 2⁵ = 676521743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676521779) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13530411 + ... + 13530460.

Almost surely, 2^676521775 is an apocalyptic number.

676521775 is a deficient number, since it is larger than the sum of its proper divisors (162365257).

676521775 is a wasteful number, since it uses less digits than its factorization.

676521775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27060881 (or 27060876 counting only the distinct ones).

The product of its digits is 617400, while the sum is 46.

The square root of 676521775 is about 26010.0321991342. The cubic root of 676521775 is about 877.8640410721.

The spelling of 676521775 in words is "six hundred seventy-six million, five hundred twenty-one thousand, seven hundred seventy-five".