3669616837 has 4 divisors (see below), whose sum is σ = 3670362976. Its totient is φ = 3668870700.

The previous prime is 3669616829. The next prime is 3669616871. The reversal of 3669616837 is 7386169663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3669616837 - 2³ = 3669616829 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 (3669616337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365643 + ... + 375544.

It is an arithmetic number, because the mean of its divisors is an integer number (917590744).

Almost surely, 2^3669616837 is an apocalyptic number.

It is an amenable number.

3669616837 is a deficient number, since it is larger than the sum of its proper divisors (746139).

3669616837 is an equidigital number, since it uses as much as digits as its factorization.

3669616837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746138.

The product of its digits is 5878656, while the sum is 55.

The square root of 3669616837 is about 60577.3624136938. The cubic root of 3669616837 is about 1542.4351249129.

The spelling of 3669616837 in words is "three billion, six hundred sixty-nine million, six hundred sixteen thousand, eight hundred thirty-seven".