450408711632 has 40 divisors (see below), whose sum is σ = 1008000251712. Its totient is φ = 192688217600.

The previous prime is 450408711593. The next prime is 450408711647. The reversal of 450408711632 is 236117804054.

It is a self number, because there is not a number n which added to its sum of digits gives 450408711632.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75265844 + ... + 75271827.

Almost surely, 2^450408711632 is an apocalyptic number.

It is an amenable number.

450408711632 is an abundant number, since it is smaller than the sum of its proper divisors (557591540080).

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

450408711632 is a wasteful number, since it uses less digits than its factorization.

450408711632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150537707 (or 150537701 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 450408711632 in words is "four hundred fifty billion, four hundred eight million, seven hundred eleven thousand, six hundred thirty-two".