3655161560 has 16 divisors (see below), whose sum is σ = 8224113600. Its totient is φ = 1462064608.

The previous prime is 3655161529. The next prime is 3655161571. The reversal of 3655161560 is 651615563.

It is a congruent number.

It is an unprimeable number.

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, 45689480 + ... + 45689559.

It is an arithmetic number, because the mean of its divisors is an integer number (514007100).

Almost surely, 2^3655161560 is an apocalyptic number.

It is an amenable number.

3655161560 is an abundant number, since it is smaller than the sum of its proper divisors (4568952040).

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

3655161560 is a wasteful number, since it uses less digits than its factorization.

3655161560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91379050 (or 91379046 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 38.

The square root of 3655161560 is about 60457.9321512074. The cubic root of 3655161560 is about 1540.4071504565.

The spelling of 3655161560 in words is "three billion, six hundred fifty-five million, one hundred sixty-one thousand, five hundred sixty".