3653994849038 has 16 divisors (see below), whose sum is σ = 5534288953440. Its totient is φ = 1809232397856.

The previous prime is 3653994849031. The next prime is 3653994849101. The reversal of 3653994849038 is 8309484993563.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3653994849031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26379056 + ... + 26517212.

It is an arithmetic number, because the mean of its divisors is an integer number (345893059590).

Almost surely, 2^{3653994849038} is an apocalyptic number.

3653994849038 is a deficient number, since it is larger than the sum of its proper divisors (1880294104402).

3653994849038 is a wasteful number, since it uses less digits than its factorization.

3653994849038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266651.

The product of its (nonzero) digits is 604661760, while the sum is 71.

The spelling of 3653994849038 in words is "three trillion, six hundred fifty-three billion, nine hundred ninety-four million, eight hundred forty-nine thousand, thirty-eight".