452280991616 has 32 divisors (see below), whose sum is σ = 906236839800. Its totient is φ = 224833314304.

The previous prime is 452280991573. The next prime is 452280991639. The reversal of 452280991616 is 616199082254.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10190126 + ... + 10234413.

Almost surely, 2^452280991616 is an apocalyptic number.

It is an amenable number.

452280991616 is an abundant number, since it is smaller than the sum of its proper divisors (453955848184).

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

452280991616 is a wasteful number, since it uses less digits than its factorization.

452280991616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20424726 (or 20424714 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 53.

The spelling of 452280991616 in words is "four hundred fifty-two billion, two hundred eighty million, nine hundred ninety-one thousand, six hundred sixteen".