3644939476113 has 16 divisors (see below), whose sum is σ = 5235170552640. Its totient is φ = 2242434832704.

The previous prime is 3644939476097. The next prime is 3644939476133. The reversal of 3644939476113 is 3116749394463.

It is not a de Polignac number, because 3644939476113 - 2⁴ = 3644939476097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3644939476133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12454431 + ... + 12743732.

It is an arithmetic number, because the mean of its divisors is an integer number (327198159540).

Almost surely, 2^{3644939476113} is an apocalyptic number.

It is an amenable number.

3644939476113 is a deficient number, since it is larger than the sum of its proper divisors (1590231076527).

3644939476113 is a wasteful number, since it uses less digits than its factorization.

3644939476113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25201888.

The product of its digits is 35271936, while the sum is 60.

The spelling of 3644939476113 in words is "three trillion, six hundred forty-four billion, nine hundred thirty-nine million, four hundred seventy-six thousand, one hundred thirteen".