136090506538 has 64 divisors (see below), whose sum is σ = 248601830400. Its totient is φ = 54543218688.

The previous prime is 136090506533. The next prime is 136090506593. The reversal of 136090506538 is 835605090631.

It is not an unprimeable number, because it can be changed into a prime (136090506533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49182031 + ... + 49184797.

It is an arithmetic number, because the mean of its divisors is an integer number (3884403600).

Almost surely, 2^136090506538 is an apocalyptic number.

136090506538 is a deficient number, since it is larger than the sum of its proper divisors (112511323862).

136090506538 is a wasteful number, since it uses less digits than its factorization.

136090506538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4039.

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 136090506538 in words is "one hundred thirty-six billion, ninety million, five hundred six thousand, five hundred thirty-eight".