3644159013 has 24 divisors (see below), whose sum is σ = 5839647840. Its totient is φ = 2171144160.

The previous prime is 3644159003. The next prime is 3644159033. The reversal of 3644159013 is 3109514463.

3644159013 is a `hidden beast` number, since 3 + 64 + 4 + 1 + 590 + 1 + 3 = 666.

3644159013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3644159013 - 2⁴ = 3644158997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3644159003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306106 + ... + 317787.

It is an arithmetic number, because the mean of its divisors is an integer number (243318660).

Almost surely, 2^3644159013 is an apocalyptic number.

3644159013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3644159013 is a deficient number, since it is larger than the sum of its proper divisors (2195488827).

3644159013 is a wasteful number, since it uses less digits than its factorization.

3644159013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623969 (or 623966 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 3644159013 is about 60366.8701607098. The cubic root of 3644159013 is about 1538.8599834367.

The spelling of 3644159013 in words is "three billion, six hundred forty-four million, one hundred fifty-nine thousand, thirteen".