136202541357227 has 4 divisors (see below), whose sum is σ = 136212505709280. Its totient is φ = 136192577005176.

The previous prime is 136202541357193. The next prime is 136202541357241. The reversal of 136202541357227 is 722753145202631.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 136202541357227 - 2¹⁸ = 136202541095083 is a prime.

It is a super-2 number, since 2×136202541357227² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136202541357527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4982155523 + ... + 4982182860.

It is an arithmetic number, because the mean of its divisors is an integer number (34053126427320).

Almost surely, 2^{136202541357227} is an apocalyptic number.

136202541357227 is a deficient number, since it is larger than the sum of its proper divisors (9964352053).

136202541357227 is an equidigital number, since it uses as much as digits as its factorization.

136202541357227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9964352052.

The product of its (nonzero) digits is 4233600, while the sum is 50.

Adding to 136202541357227 its reverse (722753145202631), we get a palindrome (858955686559858).

The spelling of 136202541357227 in words is "one hundred thirty-six trillion, two hundred two billion, five hundred forty-one million, three hundred fifty-seven thousand, two hundred twenty-seven".