3663625353631 has 8 divisors (see below), whose sum is σ = 3879240652224. Its totient is φ = 3448022046720.

The previous prime is 3663625353607. The next prime is 3663625353649. The reversal of 3663625353631 is 1363535263663.

3663625353631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3663625353631 - 2¹³ = 3663625345439 is a prime.

It is a super-2 number, since 2×3663625353631² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3663625353331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2365095 + ... + 3594568.

It is an arithmetic number, because the mean of its divisors is an integer number (484905081528).

Almost surely, 2^{3663625353631} is an apocalyptic number.

3663625353631 is a deficient number, since it is larger than the sum of its proper divisors (215615298593).

3663625353631 is a wasteful number, since it uses less digits than its factorization.

3663625353631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5995841.

The product of its digits is 15746400, while the sum is 52.

The spelling of 3663625353631 in words is "three trillion, six hundred sixty-three billion, six hundred twenty-five million, three hundred fifty-three thousand, six hundred thirty-one".