5260221012 has 36 divisors (see below), whose sum is σ = 12540614240. Its totient is φ = 1716091824.

The previous prime is 5260221007. The next prime is 5260221013. The reversal of 5260221012 is 2101220625.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5260221012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5260221013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72712 + ... + 125727.

Almost surely, 2^5260221012 is an apocalyptic number.

It is an amenable number.

5260221012 is an abundant number, since it is smaller than the sum of its proper divisors (7280393228).

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

5260221012 is a wasteful number, since it uses less digits than its factorization.

5260221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198540 (or 198491 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 5260221012 is about 72527.3811191332. The cubic root of 5260221012 is about 1739.1404804945.

Adding to 5260221012 its reverse (2101220625), we get a palindrome (7361441637).

The spelling of 5260221012 in words is "five billion, two hundred sixty million, two hundred twenty-one thousand, twelve".