136564426343 has 4 divisors (see below), whose sum is σ = 136771029768. Its totient is φ = 136357822920.

The previous prime is 136564426337. The next prime is 136564426363. The reversal of 136564426343 is 343624465631.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136564426343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136564426303) 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, 103300721 + ... + 103302042.

It is an arithmetic number, because the mean of its divisors is an integer number (34192757442).

Almost surely, 2^136564426343 is an apocalyptic number.

136564426343 is a deficient number, since it is larger than the sum of its proper divisors (206603425).

136564426343 is an equidigital number, since it uses as much as digits as its factorization.

136564426343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206603424.

The product of its digits is 3732480, while the sum is 47.

The spelling of 136564426343 in words is "one hundred thirty-six billion, five hundred sixty-four million, four hundred twenty-six thousand, three hundred forty-three".