201436362252 has 72 divisors (see below), whose sum is σ = 521248984256. Its totient is φ = 65556104544.

The previous prime is 201436362251. The next prime is 201436362263. The reversal of 201436362252 is 252263634102.

201436362252 is a `hidden beast` number, since 2 + 0 + 1 + 43 + 6 + 362 + 252 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (201436362251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3792543 + ... + 3845289.

Almost surely, 2^201436362252 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 201436362252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260624492128).

201436362252 is an abundant number, since it is smaller than the sum of its proper divisors (319812622004).

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

201436362252 is a wasteful number, since it uses less digits than its factorization.

201436362252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55267 (or 55262 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 201436362252 its reverse (252263634102), we get a palindrome (453699996354).

The spelling of 201436362252 in words is "two hundred one billion, four hundred thirty-six million, three hundred sixty-two thousand, two hundred fifty-two".