3663415672 has 16 divisors (see below), whose sum is σ = 7850176560. Its totient is φ = 1570035264.

The previous prime is 3663415627. The next prime is 3663415699. The reversal of 3663415672 is 2765143663.

It is a super-3 number, since 3×3663415672³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32709013 + ... + 32709124.

It is an arithmetic number, because the mean of its divisors is an integer number (490636035).

Almost surely, 2^3663415672 is an apocalyptic number.

It is an amenable number.

3663415672 is an abundant number, since it is smaller than the sum of its proper divisors (4186760888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3663415672 is a wasteful number, since it uses less digits than its factorization.

3663415672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65418150 (or 65418146 counting only the distinct ones).

The product of its digits is 544320, while the sum is 43.

The square root of 3663415672 is about 60526.1569240936. The cubic root of 3663415672 is about 1541.5657982228.

The spelling of 3663415672 in words is "three billion, six hundred sixty-three million, four hundred fifteen thousand, six hundred seventy-two".