136142454344553 has 6 divisors (see below), whose sum is σ = 196650211831034. Its totient is φ = 90761636229696.

The previous prime is 136142454344549. The next prime is 136142454344569. The reversal of 136142454344553 is 355443454241631.

136142454344553 is a `hidden beast` number, since 1 + 3 + 6 + 1 + 4 + 2 + 4 + 5 + 43 + 44 + 553 = 666.

It can be written as a sum of positive squares in only one way, i.e., 131088577169664 + 5053877174889 = 11449392^2 + 2248083^2 .

It is not a de Polignac number, because 136142454344553 - 2² = 136142454344549 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 136142454344553.

It is not an unprimeable number, because it can be changed into a prime (136142454344543) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 7563469685800 + ... + 7563469685817.

Almost surely, 2^{136142454344553} is an apocalyptic number.

It is an amenable number.

136142454344553 is a deficient number, since it is larger than the sum of its proper divisors (60507757486481).

136142454344553 is a wasteful number, since it uses less digits than its factorization.

136142454344553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15126939371623 (or 15126939371620 counting only the distinct ones).

The product of its digits is 41472000, while the sum is 54.

The spelling of 136142454344553 in words is "one hundred thirty-six trillion, one hundred forty-two billion, four hundred fifty-four million, three hundred forty-four thousand, five hundred fifty-three".