3655538327 has 18 divisors (see below), whose sum is σ = 4439711304. Its totient is φ = 2995423200.

The previous prime is 3655538303. The next prime is 3655538329. The reversal of 3655538327 is 7238355563.

It is not a de Polignac number, because 3655538327 - 2¹² = 3655534231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3655538329) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2028827 + ... + 2030627.

It is an arithmetic number, because the mean of its divisors is an integer number (246650628).

Almost surely, 2^3655538327 is an apocalyptic number.

3655538327 is a deficient number, since it is larger than the sum of its proper divisors (784172977).

3655538327 is an frugal number, since it uses more digits than its factorization.

3655538327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639 (or 1831 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 47.

The square root of 3655538327 is about 60461.0480144035. The cubic root of 3655538327 is about 1540.4600760369.

The spelling of 3655538327 in words is "three billion, six hundred fifty-five million, five hundred thirty-eight thousand, three hundred twenty-seven".