1252660367265 has 16 divisors (see below), whose sum is σ = 2005636014528. Its totient is φ = 667625720256.

The previous prime is 1252660367227. The next prime is 1252660367339. The reversal of 1252660367265 is 5627630662521.

It is not a de Polignac number, because 1252660367265 - 2⁸ = 1252660367009 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 28715539 + ... + 28759128.

It is an arithmetic number, because the mean of its divisors is an integer number (125352250908).

Almost surely, 2^{1252660367265} is an apocalyptic number.

1252660367265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1252660367265 is a deficient number, since it is larger than the sum of its proper divisors (752975647263).

1252660367265 is a wasteful number, since it uses less digits than its factorization.

1252660367265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57476128.

The product of its (nonzero) digits is 5443200, while the sum is 51.

The spelling of 1252660367265 in words is "one trillion, two hundred fifty-two billion, six hundred sixty million, three hundred sixty-seven thousand, two hundred sixty-five".