5252541646 has 32 divisors (see below), whose sum is σ = 9107873280. Its totient is φ = 2245296000.

The previous prime is 5252541641. The next prime is 5252541661. The reversal of 5252541646 is 6461452525.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5252541599 and 5252541608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5252541641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537835 + ... + 547513.

It is an arithmetic number, because the mean of its divisors is an integer number (284621040).

Almost surely, 2^5252541646 is an apocalyptic number.

5252541646 is a deficient number, since it is larger than the sum of its proper divisors (3855331634).

5252541646 is a wasteful number, since it uses less digits than its factorization.

5252541646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11160.

The product of its digits is 288000, while the sum is 40.

The square root of 5252541646 is about 72474.4206323859. The cubic root of 5252541646 is about 1738.2937479634.

The spelling of 5252541646 in words is "five billion, two hundred fifty-two million, five hundred forty-one thousand, six hundred forty-six".