674216612475 has 48 divisors (see below), whose sum is σ = 1277557612032. Its totient is φ = 307340098560.

The previous prime is 674216612467. The next prime is 674216612477. The reversal of 674216612475 is 574216612476.

It is not a de Polignac number, because 674216612475 - 2³ = 674216612467 is a prime.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (674216612477) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1633687 + ... + 2004336.

It is an arithmetic number, because the mean of its divisors is an integer number (26615783584).

Almost surely, 2^674216612475 is an apocalyptic number.

674216612475 is a deficient number, since it is larger than the sum of its proper divisors (603340999557).

674216612475 is a wasteful number, since it uses less digits than its factorization.

674216612475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638396 (or 3638391 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

Subtracting from 674216612475 its reverse (574216612476), we obtain a palindrome (99999999999).

The spelling of 674216612475 in words is "six hundred seventy-four billion, two hundred sixteen million, six hundred twelve thousand, four hundred seventy-five".