5371221744 has 120 divisors (see below), whose sum is σ = 17198518272. Its totient is φ = 1532926080.

The previous prime is 5371221743. The next prime is 5371221761. The reversal of 5371221744 is 4471221735.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5371221699 and 5371221708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5371221743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1109409 + ... + 1114239.

Almost surely, 2^5371221744 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 5371221744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8599259136).

5371221744 is an abundant number, since it is smaller than the sum of its proper divisors (11827296528).

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

5371221744 is a wasteful number, since it uses less digits than its factorization.

5371221744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5955 (or 5946 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 5371221744 is about 73288.6194712385. The cubic root of 5371221744 is about 1751.2884925977.

Subtracting from 5371221744 its reverse (4471221735), we obtain a palindrome (900000009).

The spelling of 5371221744 in words is "five billion, three hundred seventy-one million, two hundred twenty-one thousand, seven hundred forty-four".