5423724251 has 32 divisors (see below), whose sum is σ = 6393074688. Its totient is φ = 4546621440.

The previous prime is 5423724247. The next prime is 5423724263. The reversal of 5423724251 is 1524273245.

It is not a de Polignac number, because 5423724251 - 2² = 5423724247 is a prime.

It is a super-2 number, since 2×5423724251² = 58833569501771022002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5423729251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1866866 + ... + 1869768.

It is an arithmetic number, because the mean of its divisors is an integer number (199783584).

Almost surely, 2^5423724251 is an apocalyptic number.

5423724251 is a deficient number, since it is larger than the sum of its proper divisors (969350437).

5423724251 is a wasteful number, since it uses less digits than its factorization.

5423724251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3131.

The product of its digits is 67200, while the sum is 35.

The square root of 5423724251 is about 73645.9384555591. The cubic root of 5423724251 is about 1756.9761536020.

Adding to 5423724251 its reverse (1524273245), we get a palindrome (6947997496).

The spelling of 5423724251 in words is "five billion, four hundred twenty-three million, seven hundred twenty-four thousand, two hundred fifty-one".