3685634849371 has 8 divisors (see below), whose sum is σ = 3903058716480. Its totient is φ = 3468280073088.

The previous prime is 3685634849359. The next prime is 3685634849443. The reversal of 3685634849371 is 1739484365863.

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 3685634849371 - 2⁷ = 3685634849243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3685634849297 and 3685634849306.

It is not an unprimeable number, because it can be changed into a prime (3685634849341) 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, 17162851 + ... + 17376268.

It is an arithmetic number, because the mean of its divisors is an integer number (487882339560).

Almost surely, 2^{3685634849371} is an apocalyptic number.

3685634849371 is a deficient number, since it is larger than the sum of its proper divisors (217423867109).

3685634849371 is a wasteful number, since it uses less digits than its factorization.

3685634849371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34545413.

The product of its digits is 313528320, while the sum is 67.

The spelling of 3685634849371 in words is "three trillion, six hundred eighty-five billion, six hundred thirty-four million, eight hundred forty-nine thousand, three hundred seventy-one".