3618808985582 has 32 divisors (see below), whose sum is σ = 6291363778560. Its totient is φ = 1528997520960.

The previous prime is 3618808985579. The next prime is 3618808985647. The reversal of 3618808985582 is 2855898088163.

It is a Harshad number since it is a multiple of its sum of digits (71).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22560419 + ... + 22720257.

It is an arithmetic number, because the mean of its divisors is an integer number (196605118080).

Almost surely, 2^{3618808985582} is an apocalyptic number.

3618808985582 is a deficient number, since it is larger than the sum of its proper divisors (2672554792978).

3618808985582 is a wasteful number, since it uses less digits than its factorization.

3618808985582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182696.

The product of its (nonzero) digits is 265420800, while the sum is 71.

The spelling of 3618808985582 in words is "three trillion, six hundred eighteen billion, eight hundred eight million, nine hundred eighty-five thousand, five hundred eighty-two".