450344121534 has 48 divisors (see below), whose sum is σ = 1027223134080. Its totient is φ = 142196970960.

The previous prime is 450344121527. The next prime is 450344121559. The reversal of 450344121534 is 435121443054.

450344121534 is a `hidden beast` number, since 4 + 50 + 34 + 41 + 2 + 1 + 534 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2965269 + ... + 3113439.

It is an arithmetic number, because the mean of its divisors is an integer number (21400481960).

Almost surely, 2^450344121534 is an apocalyptic number.

450344121534 is an abundant number, since it is smaller than the sum of its proper divisors (576879012546).

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

450344121534 is a wasteful number, since it uses less digits than its factorization.

450344121534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157085 (or 157082 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 450344121534 its reverse (435121443054), we get a palindrome (885465564588).

The spelling of 450344121534 in words is "four hundred fifty billion, three hundred forty-four million, one hundred twenty-one thousand, five hundred thirty-four".