136043072161634 has 8 divisors (see below), whose sum is σ = 222615936264528. Its totient is φ = 61837760073460.

The previous prime is 136043072161523. The next prime is 136043072161637. The reversal of 136043072161634 is 436161270340631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (136043072161637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3091888003652 + ... + 3091888003695.

It is an arithmetic number, because the mean of its divisors is an integer number (27826992033066).

Almost surely, 2^{136043072161634} is an apocalyptic number.

136043072161634 is a deficient number, since it is larger than the sum of its proper divisors (86572864102894).

136043072161634 is a wasteful number, since it uses less digits than its factorization.

136043072161634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6183776007360.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The spelling of 136043072161634 in words is "one hundred thirty-six trillion, forty-three billion, seventy-two million, one hundred sixty-one thousand, six hundred thirty-four".