5250021423 has 32 divisors (see below), whose sum is σ = 7876431360. Its totient is φ = 3094248960.

The previous prime is 5250021391. The next prime is 5250021433. The reversal of 5250021423 is 3241200525.

It is not a de Polignac number, because 5250021423 - 2⁵ = 5250021391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5250021393 and 5250021402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5250021433) 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, 4915 + ... + 102587.

It is an arithmetic number, because the mean of its divisors is an integer number (246138480).

Almost surely, 2^5250021423 is an apocalyptic number.

5250021423 is a deficient number, since it is larger than the sum of its proper divisors (2626409937).

5250021423 is a wasteful number, since it uses less digits than its factorization.

5250021423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97759.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 5250021423 is about 72457.0315635412. The cubic root of 5250021423 is about 1738.0156864692.

Adding to 5250021423 its reverse (3241200525), we get a palindrome (8491221948).

The spelling of 5250021423 in words is "five billion, two hundred fifty million, twenty-one thousand, four hundred twenty-three".