454981179133 has 18 divisors (see below), whose sum is σ = 507536875482. Its totient is φ = 405437608800.

The previous prime is 454981179119. The next prime is 454981179151. The reversal of 454981179133 is 331971189454.

It can be written as a sum of positive squares in 3 ways, for example, as 22014547129 + 432966632004 = 148373^2 + 658002^2 .

It is not a de Polignac number, because 454981179133 - 2⁹ = 454981178621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454981173133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 70525558 + ... + 70532008.

Almost surely, 2^454981179133 is an apocalyptic number.

It is an amenable number.

454981179133 is a deficient number, since it is larger than the sum of its proper divisors (52555696349).

454981179133 is an frugal number, since it uses more digits than its factorization.

454981179133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12973 (or 6493 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 55.

The spelling of 454981179133 in words is "four hundred fifty-four billion, nine hundred eighty-one million, one hundred seventy-nine thousand, one hundred thirty-three".