454216044 has 12 divisors (see below), whose sum is σ = 1059837464. Its totient is φ = 151405344.

The previous prime is 454215997. The next prime is 454216051. The reversal of 454216044 is 440612454.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18925657 + ... + 18925680.

Almost surely, 2^454216044 is an apocalyptic number.

It is an amenable number.

454216044 is an abundant number, since it is smaller than the sum of its proper divisors (605621420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

454216044 is a wasteful number, since it uses less digits than its factorization.

454216044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37851344 (or 37851342 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 454216044 is about 21312.3448733357. The cubic root of 454216044 is about 768.6951781119.

Adding to 454216044 its reverse (440612454), we get a palindrome (894828498).

The spelling of 454216044 in words is "four hundred fifty-four million, two hundred sixteen thousand, forty-four".