454512500212 has 24 divisors (see below), whose sum is σ = 796068850304. Its totient is φ = 227064347712.

The previous prime is 454512500207. The next prime is 454512500213. The reversal of 454512500212 is 212005215454.

It is a super-2 number, since 2×454512500212² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454512500213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25967848 + ... + 25985344.

Almost surely, 2^454512500212 is an apocalyptic number.

It is an amenable number.

454512500212 is a deficient number, since it is larger than the sum of its proper divisors (341556350092).

454512500212 is a wasteful number, since it uses less digits than its factorization.

454512500212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22615 (or 22613 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 454512500212 its reverse (212005215454), we get a palindrome (666517715666).

The spelling of 454512500212 in words is "four hundred fifty-four billion, five hundred twelve million, five hundred thousand, two hundred twelve".