1252523525316 has 48 divisors (see below), whose sum is σ = 3421527688320. Its totient is φ = 349135476480.

The previous prime is 1252523525299. The next prime is 1252523525321. The reversal of 1252523525316 is 6135253252521.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181837951 + ... + 181844838.

It is an arithmetic number, because the mean of its divisors is an integer number (71281826840).

Almost surely, 2^{1252523525316} is an apocalyptic number.

It is an amenable number.

1252523525316 is an abundant number, since it is smaller than the sum of its proper divisors (2169004163004).

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

1252523525316 is a wasteful number, since it uses less digits than its factorization.

1252523525316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363682844 (or 363682842 counting only the distinct ones).

The product of its digits is 540000, while the sum is 42.

Adding to 1252523525316 its reverse (6135253252521), we get a palindrome (7387776777837).

The spelling of 1252523525316 in words is "one trillion, two hundred fifty-two billion, five hundred twenty-three million, five hundred twenty-five thousand, three hundred sixteen".