5321510400252 has 96 divisors (see below), whose sum is σ = 12547457036352. Its totient is φ = 1755295522816.

The previous prime is 5321510400221. The next prime is 5321510400253. The reversal of 5321510400252 is 2520040151235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5321510400253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 408178678 + ... + 408191714.

It is an arithmetic number, because the mean of its divisors is an integer number (130702677462).

Almost surely, 2^{5321510400252} is an apocalyptic number.

It is an amenable number.

5321510400252 is an abundant number, since it is smaller than the sum of its proper divisors (7225946636100).

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

5321510400252 is a wasteful number, since it uses less digits than its factorization.

5321510400252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14127 (or 14125 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 5321510400252 its reverse (2520040151235), we get a palindrome (7841550551487).

The spelling of 5321510400252 in words is "five trillion, three hundred twenty-one billion, five hundred ten million, four hundred thousand, two hundred fifty-two".