3581890358849 has 16 divisors (see below), whose sum is σ = 3990751946496. Its totient is φ = 3186904656000.

The previous prime is 3581890358843. The next prime is 3581890358863. The reversal of 3581890358849 is 9488530981853.

3581890358849 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3581890358849 - 2¹⁶ = 3581890293313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3581890358843) 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, 38263469 + ... + 38356965.

It is an arithmetic number, because the mean of its divisors is an integer number (249421996656).

Almost surely, 2^{3581890358849} is an apocalyptic number.

It is an amenable number.

3581890358849 is a deficient number, since it is larger than the sum of its proper divisors (408861587647).

3581890358849 is a wasteful number, since it uses less digits than its factorization.

3581890358849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167656.

The product of its (nonzero) digits is 298598400, while the sum is 71.

The spelling of 3581890358849 in words is "three trillion, five hundred eighty-one billion, eight hundred ninety million, three hundred fifty-eight thousand, eight hundred forty-nine".