674887788475 has 24 divisors (see below), whose sum is σ = 924613544160. Its totient is φ = 486057285120.

The previous prime is 674887788433. The next prime is 674887788479. The reversal of 674887788475 is 574887788476.

It is not a de Polignac number, because 674887788475 - 2¹⁷ = 674887657403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 674887788395 and 674887788404.

It is not an unprimeable number, because it can be changed into a prime (674887788479) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34511340 + ... + 34530889.

It is an arithmetic number, because the mean of its divisors is an integer number (38525564340).

Almost surely, 2^674887788475 is an apocalyptic number.

674887788475 is a deficient number, since it is larger than the sum of its proper divisors (249725755685).

674887788475 is a wasteful number, since it uses less digits than its factorization.

674887788475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69042279 (or 69042274 counting only the distinct ones).

The product of its digits is 4720558080, while the sum is 79.

Subtracting from 674887788475 its reverse (574887788476), we obtain a palindrome (99999999999).

The spelling of 674887788475 in words is "six hundred seventy-four billion, eight hundred eighty-seven million, seven hundred eighty-eight thousand, four hundred seventy-five".