136325164455442 has 4 divisors (see below), whose sum is σ = 204487746683166. Its totient is φ = 68162582227720.

The previous prime is 136325164455427. The next prime is 136325164455479. The reversal of 136325164455442 is 244554461523631.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 112409846727201 + 23915317728241 = 10602351^2 + 4890329^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34081291113859 + ... + 34081291113862.

Almost surely, 2^{136325164455442} is an apocalyptic number.

136325164455442 is a deficient number, since it is larger than the sum of its proper divisors (68162582227724).

136325164455442 is an equidigital number, since it uses as much as digits as its factorization.

136325164455442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68162582227723.

The product of its digits is 41472000, while the sum is 55.

The spelling of 136325164455442 in words is "one hundred thirty-six trillion, three hundred twenty-five billion, one hundred sixty-four million, four hundred fifty-five thousand, four hundred forty-two".