5252662780 has 12 divisors (see below), whose sum is σ = 11030591880. Its totient is φ = 2101065104.

The previous prime is 5252662769. The next prime is 5252662781. The reversal of 5252662780 is 872662525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5252662781) 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 3 ways as a sum of consecutive naturals, for example, 131316550 + ... + 131316589.

It is an arithmetic number, because the mean of its divisors is an integer number (919215990).

Almost surely, 2^5252662780 is an apocalyptic number.

It is an amenable number.

5252662780 is an abundant number, since it is smaller than the sum of its proper divisors (5777929100).

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

5252662780 is a wasteful number, since it uses less digits than its factorization.

5252662780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262633148 (or 262633146 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 43.

The square root of 5252662780 is about 72475.2563293156. The cubic root of 5252662780 is about 1738.3071106914.

The spelling of 5252662780 in words is "five billion, two hundred fifty-two million, six hundred sixty-two thousand, seven hundred eighty".