450165561161332 has 12 divisors (see below), whose sum is σ = 790593254212356. Its totient is φ = 224281774243520.

The previous prime is 450165561161321. The next prime is 450165561161339. The reversal of 450165561161332 is 233161165561054.

It can be written as a sum of positive squares in 2 ways, for example, as 310557299588496 + 139608261572836 = 17622636^2 + 11815594^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450165561161339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200251583023 + ... + 200251585270.

It is an arithmetic number, because the mean of its divisors is an integer number (65882771184363).

Almost surely, 2^{450165561161332} is an apocalyptic number.

It is an amenable number.

450165561161332 is a deficient number, since it is larger than the sum of its proper divisors (340427693051024).

450165561161332 is a wasteful number, since it uses less digits than its factorization.

450165561161332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400503168578 (or 400503168576 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 49.

The spelling of 450165561161332 in words is "four hundred fifty trillion, one hundred sixty-five billion, five hundred sixty-one million, one hundred sixty-one thousand, three hundred thirty-two".