452946639768 has 128 divisors (see below), whose sum is σ = 1338607779840. Its totient is φ = 124982928000.

The previous prime is 452946639767. The next prime is 452946639791. The reversal of 452946639768 is 867936649254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452946639767) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2468563 + ... + 2645693.

It is an arithmetic number, because the mean of its divisors is an integer number (10457873280).

Almost surely, 2^452946639768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452946639768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669303889920).

452946639768 is an abundant number, since it is smaller than the sum of its proper divisors (885661140072).

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

452946639768 is a wasteful number, since it uses less digits than its factorization.

452946639768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177669 (or 177665 counting only the distinct ones).

The product of its digits is 470292480, while the sum is 69.

The spelling of 452946639768 in words is "four hundred fifty-two billion, nine hundred forty-six million, six hundred thirty-nine thousand, seven hundred sixty-eight".