136229419691 has 16 divisors (see below), whose sum is σ = 138817110528. Its totient is φ = 133661337600.

The previous prime is 136229419687. The next prime is 136229419717. The reversal of 136229419691 is 196914922631.

It is a cyclic number.

It is not a de Polignac number, because 136229419691 - 2² = 136229419687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136229419661) 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, 23553986 + ... + 23559768.

It is an arithmetic number, because the mean of its divisors is an integer number (8676069408).

Almost surely, 2^136229419691 is an apocalyptic number.

136229419691 is a deficient number, since it is larger than the sum of its proper divisors (2587690837).

136229419691 is a wasteful number, since it uses less digits than its factorization.

136229419691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7402.

The product of its digits is 1259712, while the sum is 53.

The spelling of 136229419691 in words is "one hundred thirty-six billion, two hundred twenty-nine million, four hundred nineteen thousand, six hundred ninety-one".