450316234517553 has 24 divisors (see below), whose sum is σ = 653764070817000. Its totient is φ = 298684408103424.

The previous prime is 450316234517533. The next prime is 450316234517587. The reversal of 450316234517553 is 355715432613054.

450316234517553 is a `hidden beast` number, since 4 + 5 + 0 + 3 + 1 + 6 + 2 + 34 + 51 + 7 + 553 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 224518218180624 + 225798016336929 = 14983932^2 + 15026577^2 .

It is not a de Polignac number, because 450316234517553 - 2²⁶ = 450316167408689 is a prime.

It is a super-2 number, since 2×450316234517553² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 450316234517553.

It is not an unprimeable number, because it can be changed into a prime (450316234517503) 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, 224080233 + ... + 226080921.

It is an arithmetic number, because the mean of its divisors is an integer number (27240169617375).

Almost surely, 2^{450316234517553} is an apocalyptic number.

It is an amenable number.

450316234517553 is a deficient number, since it is larger than the sum of its proper divisors (203447836299447).

450316234517553 is a wasteful number, since it uses less digits than its factorization.

450316234517553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127841 (or 2127838 counting only the distinct ones).

The product of its (nonzero) digits is 22680000, while the sum is 54.

The spelling of 450316234517553 in words is "four hundred fifty trillion, three hundred sixteen billion, two hundred thirty-four million, five hundred seventeen thousand, five hundred fifty-three".