136074220743551 has 16 divisors (see below), whose sum is σ = 139296846348288. Its totient is φ = 132865260230400.

The previous prime is 136074220743509. The next prime is 136074220743557. The reversal of 136074220743551 is 155347022470631.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136074220743551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136074220743551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136074220743557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 651988751 + ... + 652197423.

It is an arithmetic number, because the mean of its divisors is an integer number (8706052896768).

Almost surely, 2^{136074220743551} is an apocalyptic number.

136074220743551 is a deficient number, since it is larger than the sum of its proper divisors (3222625604737).

136074220743551 is a wasteful number, since it uses less digits than its factorization.

136074220743551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241342.

The product of its (nonzero) digits is 4233600, while the sum is 50.

The spelling of 136074220743551 in words is "one hundred thirty-six trillion, seventy-four billion, two hundred twenty million, seven hundred forty-three thousand, five hundred fifty-one".