136016814426818 has 16 divisors (see below), whose sum is σ = 220125605284536. Its totient is φ = 62660952466560.

The previous prime is 136016814426811. The next prime is 136016814426841. The reversal of 136016814426818 is 818624418610631.

It can be written as a sum of positive squares in 4 ways, for example, as 115136054641609 + 20880759785209 = 10730147^2 + 4569547^2 .

It is not an unprimeable number, because it can be changed into a prime (136016814426811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4834935971 + ... + 4834964102.

Almost surely, 2^{136016814426818} is an apocalyptic number.

136016814426818 is a deficient number, since it is larger than the sum of its proper divisors (84108790857718).

136016814426818 is a wasteful number, since it uses less digits than its factorization.

136016814426818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9669900629.

The product of its (nonzero) digits is 10616832, while the sum is 59.

The spelling of 136016814426818 in words is "one hundred thirty-six trillion, sixteen billion, eight hundred fourteen million, four hundred twenty-six thousand, eight hundred eighteen".