5252423645 has 16 divisors (see below), whose sum is σ = 7208974080. Its totient is φ = 3598836864.

The previous prime is 5252423629. The next prime is 5252423747. The reversal of 5252423645 is 5463242525.

It is not a de Polignac number, because 5252423645 - 2⁴ = 5252423629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5252423599 and 5252423608.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13097 + ... + 103326.

It is an arithmetic number, because the mean of its divisors is an integer number (450560880).

Almost surely, 2^5252423645 is an apocalyptic number.

It is an amenable number.

5252423645 is a deficient number, since it is larger than the sum of its proper divisors (1956550435).

5252423645 is a wasteful number, since it uses less digits than its factorization.

5252423645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117724.

The product of its digits is 288000, while the sum is 38.

The square root of 5252423645 is about 72473.6065405883. The cubic root of 5252423645 is about 1738.2807306504.

The spelling of 5252423645 in words is "five billion, two hundred fifty-two million, four hundred twenty-three thousand, six hundred forty-five".