3669488647 has 4 divisors (see below), whose sum is σ = 4003078536. Its totient is φ = 3335898760.

The previous prime is 3669488633. The next prime is 3669488699. The reversal of 3669488647 is 7468849663.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3669488647 - 2⁷ = 3669488519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3669488047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166794928 + ... + 166794949.

It is an arithmetic number, because the mean of its divisors is an integer number (1000769634).

Almost surely, 2^3669488647 is an apocalyptic number.

3669488647 is a deficient number, since it is larger than the sum of its proper divisors (333589889).

3669488647 is a wasteful number, since it uses less digits than its factorization.

3669488647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333589888.

The product of its digits is 41803776, while the sum is 61.

The square root of 3669488647 is about 60576.3043359365. The cubic root of 3669488647 is about 1542.4171641766.

The spelling of 3669488647 in words is "three billion, six hundred sixty-nine million, four hundred eighty-eight thousand, six hundred forty-seven".