451454650 has 12 divisors (see below), whose sum is σ = 839705742. Its totient is φ = 180581840.

The previous prime is 451454639. The next prime is 451454657. The reversal of 451454650 is 56454154.

It can be written as a sum of positive squares in 3 ways, for example, as 273472369 + 177982281 = 16537^2 + 13341^2 .

It is a super-2 number, since 2×451454650² = 407622602013245000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (451454657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4514497 + ... + 4514596.

Almost surely, 2^451454650 is an apocalyptic number.

451454650 is a deficient number, since it is larger than the sum of its proper divisors (388251092).

451454650 is a wasteful number, since it uses less digits than its factorization.

451454650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9029105 (or 9029100 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 451454650 is about 21247.4622014018. The cubic root of 451454650 is about 767.1342568716.

The spelling of 451454650 in words is "four hundred fifty-one million, four hundred fifty-four thousand, six hundred fifty".