52532400202 has 4 divisors (see below), whose sum is σ = 78798600306. Its totient is φ = 26266200100.

The previous prime is 52532400191. The next prime is 52532400203. The reversal of 52532400202 is 20200423525.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27059921001 + 25472479201 = 164499^2 + 159601^2 .

It is not an unprimeable number, because it can be changed into a prime (52532400203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13133100049 + ... + 13133100052.

Almost surely, 2^52532400202 is an apocalyptic number.

52532400202 is a deficient number, since it is larger than the sum of its proper divisors (26266200104).

52532400202 is a wasteful number, since it uses less digits than its factorization.

52532400202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26266200103.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 52532400202 its reverse (20200423525), we get a palindrome (72732823727).

The spelling of 52532400202 in words is "fifty-two billion, five hundred thirty-two million, four hundred thousand, two hundred two".