5241644688 has 40 divisors (see below), whose sum is σ = 15475332928. Its totient is φ = 1497612672.

The previous prime is 5241644621. The next prime is 5241644689. The reversal of 5241644688 is 8864461425.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (5241644689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7799731 + ... + 7800402.

Almost surely, 2^5241644688 is an apocalyptic number.

It is an amenable number.

5241644688 is an abundant number, since it is smaller than the sum of its proper divisors (10233688240).

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

5241644688 is a wasteful number, since it uses less digits than its factorization.

5241644688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15600151 (or 15600145 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 48.

The square root of 5241644688 is about 72399.2036420291. The cubic root of 5241644688 is about 1737.0908237727.

The spelling of 5241644688 in words is "five billion, two hundred forty-one million, six hundred forty-four thousand, six hundred eighty-eight".