636301488252 has 48 divisors (see below), whose sum is σ = 1490335862400. Its totient is φ = 211297364160.

The previous prime is 636301488211. The next prime is 636301488259. The reversal of 636301488252 is 252884103636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (636301488259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3331399 + ... + 3517217.

It is an arithmetic number, because the mean of its divisors is an integer number (31048663800).

Almost surely, 2^636301488252 is an apocalyptic number.

It is an amenable number.

636301488252 is an abundant number, since it is smaller than the sum of its proper divisors (854034374148).

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

636301488252 is a wasteful number, since it uses less digits than its factorization.

636301488252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186906 (or 186904 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 636301488252 in words is "six hundred thirty-six billion, three hundred one million, four hundred eighty-eight thousand, two hundred fifty-two".