5252250230521 has 128 divisors (see below), whose sum is σ = 7166096179200. Its totient is φ = 3740482437120.

The previous prime is 5252250230501. The next prime is 5252250230531. The reversal of 5252250230521 is 1250320522525.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5252250230521 - 2¹¹ = 5252250228473 is a prime.

It is a super-2 number, since 2×5252250230521² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5252250230501) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 251546160 + ... + 251567038.

It is an arithmetic number, because the mean of its divisors is an integer number (55985126400).

Almost surely, 2^{5252250230521} is an apocalyptic number.

It is an amenable number.

5252250230521 is a deficient number, since it is larger than the sum of its proper divisors (1913845948679).

5252250230521 is a wasteful number, since it uses less digits than its factorization.

5252250230521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21087.

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 5252250230521 in words is "five trillion, two hundred fifty-two billion, two hundred fifty million, two hundred thirty thousand, five hundred twenty-one".