449626465 has 8 divisors (see below), whose sum is σ = 543490920. Its totient is φ = 357075072.

The previous prime is 449626451. The next prime is 449626477. The reversal of 449626465 is 564626944.

It can be written as a sum of positive squares in 4 ways, for example, as 203262049 + 246364416 = 14257^2 + 15696^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 449626465 - 2¹⁷ = 449495393 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327510 + ... + 328879.

It is an arithmetic number, because the mean of its divisors is an integer number (67936365).

Almost surely, 2^449626465 is an apocalyptic number.

It is an amenable number.

449626465 is a deficient number, since it is larger than the sum of its proper divisors (93864455).

449626465 is a wasteful number, since it uses less digits than its factorization.

449626465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656531.

The product of its digits is 1244160, while the sum is 46.

The square root of 449626465 is about 21204.3973033897. The cubic root of 449626465 is about 766.0973415552.

The spelling of 449626465 in words is "four hundred forty-nine million, six hundred twenty-six thousand, four hundred sixty-five".