136056534245551 has 4 divisors (see below), whose sum is σ = 141972035734512. Its totient is φ = 130141032756592.

The previous prime is 136056534245453. The next prime is 136056534245557. The reversal of 136056534245551 is 155542435650631.

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

It is a cyclic number.

It is not a de Polignac number, because 136056534245551 - 2¹³ = 136056534237359 is a prime.

It is a super-2 number, since 2×136056534245551² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136056534245492 and 136056534245501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136056534245557) 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, 2957750744446 + ... + 2957750744491.

It is an arithmetic number, because the mean of its divisors is an integer number (35493008933628).

Almost surely, 2^{136056534245551} is an apocalyptic number.

136056534245551 is a deficient number, since it is larger than the sum of its proper divisors (5915501488961).

136056534245551 is an equidigital number, since it uses as much as digits as its factorization.

136056534245551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5915501488960.

The product of its (nonzero) digits is 32400000, while the sum is 55.

The spelling of 136056534245551 in words is "one hundred thirty-six trillion, fifty-six billion, five hundred thirty-four million, two hundred forty-five thousand, five hundred fifty-one".