1252513415364 has 12 divisors (see below), whose sum is σ = 2922531302544. Its totient is φ = 417504471784.

The previous prime is 1252513415303. The next prime is 1252513415371. The reversal of 1252513415364 is 4635143152521.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52188058962 + ... + 52188058985.

It is an arithmetic number, because the mean of its divisors is an integer number (243544275212).

Almost surely, 2^{1252513415364} is an apocalyptic number.

It is an amenable number.

1252513415364 is an abundant number, since it is smaller than the sum of its proper divisors (1670017887180).

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

1252513415364 is a wasteful number, since it uses less digits than its factorization.

1252513415364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104376117954 (or 104376117952 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

Adding to 1252513415364 its reverse (4635143152521), we get a palindrome (5887656567885).

The spelling of 1252513415364 in words is "one trillion, two hundred fifty-two billion, five hundred thirteen million, four hundred fifteen thousand, three hundred sixty-four".