1252563151744 has 32 divisors (see below), whose sum is σ = 2513292780600. Its totient is φ = 621775944192.

The previous prime is 1252563151727. The next prime is 1252563151897. The reversal of 1252563151744 is 4471513652521.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 1252563151694 and 1252563151703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35182387 + ... + 35217970.

Almost surely, 2^{1252563151744} is an apocalyptic number.

It is an amenable number.

1252563151744 is an abundant number, since it is smaller than the sum of its proper divisors (1260729628856).

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

1252563151744 is an equidigital number, since it uses as much as digits as its factorization.

1252563151744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70400510 (or 70400498 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 46.

The spelling of 1252563151744 in words is "one trillion, two hundred fifty-two billion, five hundred sixty-three million, one hundred fifty-one thousand, seven hundred forty-four".