5193073644 has 72 divisors (see below), whose sum is σ = 13344864624. Its totient is φ = 1570588800.

The previous prime is 5193073643. The next prime is 5193073649. The reversal of 5193073644 is 4463703915.

It is a junction number, because it is equal to n+sod(n) for n = 5193073596 and 5193073605.

It is not an unprimeable number, because it can be changed into a prime (5193073643) 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, 805554 + ... + 811974.

It is an arithmetic number, because the mean of its divisors is an integer number (185345342).

Almost surely, 2^5193073644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5193073644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6672432312).

5193073644 is an abundant number, since it is smaller than the sum of its proper divisors (8151790980).

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

5193073644 is a wasteful number, since it uses less digits than its factorization.

5193073644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7007 (or 6994 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 5193073644 is about 72062.9838682801. The cubic root of 5193073644 is about 1731.7086534603.

The spelling of 5193073644 in words is "five billion, one hundred ninety-three million, seventy-three thousand, six hundred forty-four".