452147925636 has 864 divisors, whose sum is σ = 1452267048960. Its totient is φ = 122402016000.

The previous prime is 452147925629. The next prime is 452147925683. The reversal of 452147925636 is 636529741254.

It is a happy number.

452147925636 is a `hidden beast` number, since 4 + 5 + 2 + 1 + 4 + 79 + 2 + 563 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 287 ways as a sum of consecutive naturals, for example, 4225681495 + ... + 4225681601.

It is an arithmetic number, because the mean of its divisors is an integer number (1680864640).

Almost surely, 2^452147925636 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 452147925636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (726133524480).

452147925636 is an abundant number, since it is smaller than the sum of its proper divisors (1000119123324).

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

452147925636 is a wasteful number, since it uses less digits than its factorization.

452147925636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 234 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 54.

The spelling of 452147925636 in words is "four hundred fifty-two billion, one hundred forty-seven million, nine hundred twenty-five thousand, six hundred thirty-six".