3621863841446 has 16 divisors (see below), whose sum is σ = 5616796203648. Its totient is φ = 1749780710400.

The previous prime is 3621863841443. The next prime is 3621863841467. The reversal of 3621863841446 is 6441483681263.

It is a junction number, because it is equal to n+sod(n) for n = 3621863841391 and 3621863841400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3621863841443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45527465 + ... + 45606948.

It is an arithmetic number, because the mean of its divisors is an integer number (351049762728).

Almost surely, 2^{3621863841446} is an apocalyptic number.

3621863841446 is a deficient number, since it is larger than the sum of its proper divisors (1994932362202).

3621863841446 is a wasteful number, since it uses less digits than its factorization.

3621863841446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91135087.

The product of its digits is 15925248, while the sum is 56.

The spelling of 3621863841446 in words is "three trillion, six hundred twenty-one billion, eight hundred sixty-three million, eight hundred forty-one thousand, four hundred forty-six".