1252044035516 has 24 divisors (see below), whose sum is σ = 2320028781840. Its totient is φ = 589180727552.

The previous prime is 1252044035503. The next prime is 1252044035521. The reversal of 1252044035516 is 6155304402521.

It is a super-2 number, since 2×1252044035516² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1252044035516.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2393195 + ... + 2869053.

It is an arithmetic number, because the mean of its divisors is an integer number (96667865910).

Almost surely, 2^{1252044035516} is an apocalyptic number.

It is an amenable number.

1252044035516 is a deficient number, since it is larger than the sum of its proper divisors (1067984746324).

1252044035516 is a wasteful number, since it uses less digits than its factorization.

1252044035516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514573 (or 514571 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 1252044035516 in words is "one trillion, two hundred fifty-two billion, forty-four million, thirty-five thousand, five hundred sixteen".