6159232644 has 48 divisors (see below), whose sum is σ = 14855318016. Its totient is φ = 1984147200.

The previous prime is 6159232631. The next prime is 6159232649. The reversal of 6159232644 is 4462329516.

It is a super-2 number, since 2×6159232644² = 75872293525830461472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6159232596 and 6159232605.

It is not an unprimeable number, because it can be changed into a prime (6159232649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272214 + ... + 293970.

It is an arithmetic number, because the mean of its divisors is an integer number (309485792).

Almost surely, 2^6159232644 is an apocalyptic number.

It is an amenable number.

6159232644 is an abundant number, since it is smaller than the sum of its proper divisors (8696085372).

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

6159232644 is a wasteful number, since it uses less digits than its factorization.

6159232644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22556 (or 22554 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 6159232644 is about 78480.7788187656. The cubic root of 6159232644 is about 1833.0551695074.

The spelling of 6159232644 in words is "six billion, one hundred fifty-nine million, two hundred thirty-two thousand, six hundred forty-four".