193649599806044 has 12 divisors (see below), whose sum is σ = 339053986058424. Its totient is φ = 96777032360784.

The previous prime is 193649599806017. The next prime is 193649599806049. The reversal of 193649599806044 is 440608995946391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193649599806049) 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, 11941876439 + ... + 11941892654.

It is an arithmetic number, because the mean of its divisors is an integer number (28254498838202).

Almost surely, 2^{193649599806044} is an apocalyptic number.

It is an amenable number.

193649599806044 is a deficient number, since it is larger than the sum of its proper divisors (145404386252380).

193649599806044 is a wasteful number, since it uses less digits than its factorization.

193649599806044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23883771124 (or 23883771122 counting only the distinct ones).

The product of its (nonzero) digits is 1813985280, while the sum is 77.

The spelling of 193649599806044 in words is "one hundred ninety-three trillion, six hundred forty-nine billion, five hundred ninety-nine million, eight hundred six thousand, forty-four".