674545161545476 has 12 divisors (see below), whose sum is σ = 1271258189066572. Its totient is φ = 311328536097888.

The previous prime is 674545161545473. The next prime is 674545161545491.

674545161545476 is nontrivially palindromic in base 10.

674545161545476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 160216103522500 + 514329058022976 = 12657650^2 + 22678824^2 .

It is a super-2 number, since 2×674545161545476² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (674545161545473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6486011168655 + ... + 6486011168758.

Almost surely, 2^{674545161545476} is an apocalyptic number.

It is an amenable number.

674545161545476 is a deficient number, since it is larger than the sum of its proper divisors (596713027521096).

674545161545476 is a wasteful number, since it uses less digits than its factorization.

674545161545476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12972022337430 (or 12972022337428 counting only the distinct ones).

The product of its digits is 1693440000, while the sum is 70.

The spelling of 674545161545476 in words is "six hundred seventy-four trillion, five hundred forty-five billion, one hundred sixty-one million, five hundred forty-five thousand, four hundred seventy-six".