136738749466 has 32 divisors (see below), whose sum is σ = 225929673792. Its totient is φ = 61550146560.

The previous prime is 136738749463. The next prime is 136738749577. The reversal of 136738749466 is 664947837631.

It is a junction number, because it is equal to n+sod(n) for n = 136738749398 and 136738749407.

It is not an unprimeable number, because it can be changed into a prime (136738749463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7375240 + ... + 7393756.

It is an arithmetic number, because the mean of its divisors is an integer number (7060302306).

Almost surely, 2^136738749466 is an apocalyptic number.

136738749466 is a deficient number, since it is larger than the sum of its proper divisors (89190924326).

136738749466 is a wasteful number, since it uses less digits than its factorization.

136738749466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21774.

The product of its digits is 109734912, while the sum is 64.

The spelling of 136738749466 in words is "one hundred thirty-six billion, seven hundred thirty-eight million, seven hundred forty-nine thousand, four hundred sixty-six".