449009234490 has 32 divisors (see below), whose sum is σ = 1124475302016. Its totient is φ = 114529891520.

The previous prime is 449009234489. The next prime is 449009234501. The reversal of 449009234490 is 94432900944.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325368321 + ... + 325369700.

It is an arithmetic number, because the mean of its divisors is an integer number (35139853188).

Almost surely, 2^449009234490 is an apocalyptic number.

449009234490 is an abundant number, since it is smaller than the sum of its proper divisors (675466067526).

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

449009234490 is a wasteful number, since it uses less digits than its factorization.

449009234490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650738054.

The product of its (nonzero) digits is 1119744, while the sum is 48.

The spelling of 449009234490 in words is "four hundred forty-nine billion, nine million, two hundred thirty-four thousand, four hundred ninety".