136404635187053 has 16 divisors (see below), whose sum is σ = 141219681523200. Its totient is φ = 131615581233600.

The previous prime is 136404635186987. The next prime is 136404635187091. The reversal of 136404635187053 is 350781536404631.

It is a cyclic number.

It is not a de Polignac number, because 136404635187053 - 2⁸ = 136404635186797 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 136404635187053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136404637187053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134635451 + ... + 135644807.

It is an arithmetic number, because the mean of its divisors is an integer number (8826230095200).

Almost surely, 2^{136404635187053} is an apocalyptic number.

It is an amenable number.

136404635187053 is a deficient number, since it is larger than the sum of its proper divisors (4815046336147).

136404635187053 is a wasteful number, since it uses less digits than its factorization.

136404635187053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022228.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 136404635187053 in words is "one hundred thirty-six trillion, four hundred four billion, six hundred thirty-five million, one hundred eighty-seven thousand, fifty-three".