453446857853 has 12 divisors (see below), whose sum is σ = 498624873600. Its totient is φ = 412052320680.

The previous prime is 453446857849. The next prime is 453446857861. The reversal of 453446857853 is 358758644354.

It is not a de Polignac number, because 453446857853 - 2² = 453446857849 is a prime.

It is a super-2 number, since 2×453446857853² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453446857883) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 490775 + ... + 1071332.

It is an arithmetic number, because the mean of its divisors is an integer number (41552072800).

Almost surely, 2^453446857853 is an apocalyptic number.

It is an amenable number.

453446857853 is a deficient number, since it is larger than the sum of its proper divisors (45178015747).

453446857853 is a wasteful number, since it uses less digits than its factorization.

453446857853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564528 (or 1564517 counting only the distinct ones).

The product of its digits is 193536000, while the sum is 62.

The spelling of 453446857853 in words is "four hundred fifty-three billion, four hundred forty-six million, eight hundred fifty-seven thousand, eight hundred fifty-three".