450653644338228 has 36 divisors (see below), whose sum is σ = 1141591565892960. Its totient is φ = 149896215741456.

The previous prime is 450653644338193. The next prime is 450653644338277. The reversal of 450653644338228 is 822833446356054.

450653644338228 is a `hidden beast` number, since 4 + 5 + 0 + 6 + 5 + 36 + 44 + 338 + 228 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13402720648 + ... + 13402754271.

It is an arithmetic number, because the mean of its divisors is an integer number (31710876830360).

Almost surely, 2^{450653644338228} is an apocalyptic number.

It is an amenable number.

450653644338228 is an abundant number, since it is smaller than the sum of its proper divisors (690937921554732).

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

450653644338228 is a wasteful number, since it uses less digits than its factorization.

450653644338228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26805475396 (or 26805475391 counting only the distinct ones).

The product of its (nonzero) digits is 398131200, while the sum is 63.

The spelling of 450653644338228 in words is "four hundred fifty trillion, six hundred fifty-three billion, six hundred forty-four million, three hundred thirty-eight thousand, two hundred twenty-eight".