136387205233 has 8 divisors (see below), whose sum is σ = 141101251200. Its totient is φ = 131673895248.

The previous prime is 136387205189. The next prime is 136387205239. The reversal of 136387205233 is 332502783631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136387205233 - 2²¹ = 136385108081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136387205233.

It is not an unprimeable number, because it can be changed into a prime (136387205239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207160 + ... + 561862.

It is an arithmetic number, because the mean of its divisors is an integer number (17637656400).

Almost surely, 2^136387205233 is an apocalyptic number.

It is an amenable number.

136387205233 is a deficient number, since it is larger than the sum of its proper divisors (4714045967).

136387205233 is a wasteful number, since it uses less digits than its factorization.

136387205233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367991.

The product of its (nonzero) digits is 544320, while the sum is 43.

Adding to 136387205233 its reverse (332502783631), we get a palindrome (468889988864).

The spelling of 136387205233 in words is "one hundred thirty-six billion, three hundred eighty-seven million, two hundred five thousand, two hundred thirty-three".