450624465 has 20 divisors (see below), whose sum is σ = 807786804. Its totient is φ = 240332832.

The previous prime is 450624437. The next prime is 450624469. The reversal of 450624465 is 564426054.

It can be written as a sum of positive squares in 2 ways, for example, as 338412816 + 112211649 = 18396^2 + 10593^2 .

It is not a de Polignac number, because 450624465 - 2⁷ = 450624337 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (450624469) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 555922 + ... + 556731.

Almost surely, 2^450624465 is an apocalyptic number.

450624465 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

450624465 is a deficient number, since it is larger than the sum of its proper divisors (357162339).

450624465 is a wasteful number, since it uses less digits than its factorization.

450624465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112670 (or 1112661 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 450624465 is about 21227.9171140270. The cubic root of 450624465 is about 766.6637377540.

The spelling of 450624465 in words is "four hundred fifty million, six hundred twenty-four thousand, four hundred sixty-five".