3681114669 has 36 divisors (see below), whose sum is σ = 5678378836. Its totient is φ = 2297438208.

The previous prime is 3681114643. The next prime is 3681114673. The reversal of 3681114669 is 9664111863.

It can be written as a sum of positive squares in 6 ways, for example, as 133125444 + 3547989225 = 11538^2 + 59565^2 .

It is not a de Polignac number, because 3681114669 - 2⁸ = 3681114413 is a prime.

It is a super-2 number, since 2×3681114669² = 27101210412653959122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681114869) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 498327 + ... + 505659.

Almost surely, 2^3681114669 is an apocalyptic number.

It is an amenable number.

3681114669 is a deficient number, since it is larger than the sum of its proper divisors (1997264167).

3681114669 is a wasteful number, since it uses less digits than its factorization.

3681114669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7566 (or 7546 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 3681114669 is about 60672.1902439660. The cubic root of 3681114669 is about 1544.0443909949.

The spelling of 3681114669 in words is "three billion, six hundred eighty-one million, one hundred fourteen thousand, six hundred sixty-nine".