3631623848685 has 48 divisors (see below), whose sum is σ = 7195059540864. Its totient is φ = 1659943449216.

The previous prime is 3631623848603. The next prime is 3631623848701. The reversal of 3631623848685 is 5868483261363.

3631623848685 is a `hidden beast` number, since 3 + 6 + 316 + 238 + 4 + 8 + 6 + 85 = 666.

It is not a de Polignac number, because 3631623848685 - 2¹⁷ = 3631623717613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1523794 + ... + 3095996.

It is an arithmetic number, because the mean of its divisors is an integer number (149897073768).

Almost surely, 2^{3631623848685} is an apocalyptic number.

3631623848685 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3631623848685 is a deficient number, since it is larger than the sum of its proper divisors (3563435692179).

3631623848685 is a wasteful number, since it uses less digits than its factorization.

3631623848685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579554 (or 1579551 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 63.

The spelling of 3631623848685 in words is "three trillion, six hundred thirty-one billion, six hundred twenty-three million, eight hundred forty-eight thousand, six hundred eighty-five".