677612523 has 54 divisors (see below), whose sum is σ = 1119120444. Its totient is φ = 363581568.

The previous prime is 677612513. The next prime is 677612531. The reversal of 677612523 is 325216776.

It is not a de Polignac number, because 677612523 - 2⁸ = 677612267 is a prime.

It is a super-3 number, since 3×677612523³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (677612513) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 5996515 + ... + 5996627.

Almost surely, 2^677612523 is an apocalyptic number.

677612523 is a deficient number, since it is larger than the sum of its proper divisors (441507921).

677612523 is a wasteful number, since it uses less digits than its factorization.

677612523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281 (or 142 counting only the distinct ones).

The product of its digits is 105840, while the sum is 39.

The square root of 677612523 is about 26030.9915869527. The cubic root of 677612523 is about 878.3355776577.

It can be divided in two parts, 6776 and 12523, that multiplied together give a palindrome (84855848).

The spelling of 677612523 in words is "six hundred seventy-seven million, six hundred twelve thousand, five hundred twenty-three".