450232454213553 has 16 divisors (see below), whose sum is σ = 662241812126400. Its totient is φ = 269802219751680.

The previous prime is 450232454213519. The next prime is 450232454213593. The reversal of 450232454213553 is 355312454232054.

It is a happy number.

It is not a de Polignac number, because 450232454213553 - 2⁶ = 450232454213489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450232454213513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76648354948 + ... + 76648360821.

It is an arithmetic number, because the mean of its divisors is an integer number (41390113257900).

Almost surely, 2^{450232454213553} is an apocalyptic number.

It is an amenable number.

450232454213553 is a deficient number, since it is larger than the sum of its proper divisors (212009357912847).

450232454213553 is a wasteful number, since it uses less digits than its factorization.

450232454213553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153296715872.

The product of its (nonzero) digits is 8640000, while the sum is 48.

The spelling of 450232454213553 in words is "four hundred fifty trillion, two hundred thirty-two billion, four hundred fifty-four million, two hundred thirteen thousand, five hundred fifty-three".