136533412252 has 6 divisors (see below), whose sum is σ = 238933471448. Its totient is φ = 68266706124.

The previous prime is 136533412231. The next prime is 136533412261. The reversal of 136533412252 is 252214335631.

It is a super-2 number, since 2×136533412252² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17066676528 + ... + 17066676535.

Almost surely, 2^136533412252 is an apocalyptic number.

It is an amenable number.

136533412252 is a deficient number, since it is larger than the sum of its proper divisors (102400059196).

136533412252 is a wasteful number, since it uses less digits than its factorization.

136533412252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34133353067 (or 34133353065 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

Adding to 136533412252 its reverse (252214335631), we get a palindrome (388747747883).

The spelling of 136533412252 in words is "one hundred thirty-six billion, five hundred thirty-three million, four hundred twelve thousand, two hundred fifty-two".