136744027628231 has 2 divisors, whose sum is σ = 136744027628232. Its totient is φ = 136744027628230.

The previous prime is 136744027628191. The next prime is 136744027628251. The reversal of 136744027628231 is 132826720447631.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136744027628231 is a prime.

It is a super-2 number, since 2×136744027628231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136744027628251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68372013814115 + 68372013814116.

It is an arithmetic number, because the mean of its divisors is an integer number (68372013814116).

Almost surely, 2^{136744027628231} is an apocalyptic number.

136744027628231 is a deficient number, since it is larger than the sum of its proper divisors (1).

136744027628231 is an equidigital number, since it uses as much as digits as its factorization.

136744027628231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16257024, while the sum is 56.

The spelling of 136744027628231 in words is "one hundred thirty-six trillion, seven hundred forty-four billion, twenty-seven million, six hundred twenty-eight thousand, two hundred thirty-one".