452248643148 has 24 divisors (see below), whose sum is σ = 1089287055360. Its totient is φ = 145886658960.

The previous prime is 452248643087. The next prime is 452248643149. The reversal of 452248643148 is 841346842254.

It is a self number, because there is not a number n which added to its sum of digits gives 452248643148.

It is not an unprimeable number, because it can be changed into a prime (452248643149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607860708 + ... + 607861451.

It is an arithmetic number, because the mean of its divisors is an integer number (45386960640).

Almost surely, 2^452248643148 is an apocalyptic number.

It is an amenable number.

452248643148 is an abundant number, since it is smaller than the sum of its proper divisors (637038412212).

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

452248643148 is a wasteful number, since it uses less digits than its factorization.

452248643148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215722197 (or 1215722195 counting only the distinct ones).

The product of its digits is 5898240, while the sum is 51.

The spelling of 452248643148 in words is "four hundred fifty-two billion, two hundred forty-eight million, six hundred forty-three thousand, one hundred forty-eight".