136223531623134 has 64 divisors (see below), whose sum is σ = 312540099010560. Its totient is φ = 43935198012000.

The previous prime is 136223531623087. The next prime is 136223531623139. The reversal of 136223531623134 is 431326135322631.

136223531623134 is a `hidden beast` number, since 1 + 3 + 6 + 2 + 2 + 3 + 5 + 3 + 1 + 623 + 13 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 136223531623134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136223531623139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2052139 + ... + 16633049.

It is an arithmetic number, because the mean of its divisors is an integer number (4883439047040).

Almost surely, 2^{136223531623134} is an apocalyptic number.

136223531623134 is an abundant number, since it is smaller than the sum of its proper divisors (176316567387426).

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

136223531623134 is a wasteful number, since it uses less digits than its factorization.

136223531623134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14586534 (or 14586528 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 45.

Adding to 136223531623134 its reverse (431326135322631), we get a palindrome (567549666945765).

The spelling of 136223531623134 in words is "one hundred thirty-six trillion, two hundred twenty-three billion, five hundred thirty-one million, six hundred twenty-three thousand, one hundred thirty-four".