1252651252750 has 32 divisors (see below), whose sum is σ = 2345823698400. Its totient is φ = 500876622400.

The previous prime is 1252651252733. The next prime is 1252651252789. The reversal of 1252651252750 is 572521562521.

It is a happy number.

It is a super-2 number, since 2×1252651252750² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1252651252697 and 1252651252706.

It is a congruent number.

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, 235780 + ... + 1600279.

It is an arithmetic number, because the mean of its divisors is an integer number (73306990575).

Almost surely, 2^{1252651252750} is an apocalyptic number.

1252651252750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1252651252750 is a deficient number, since it is larger than the sum of its proper divisors (1093172445650).

1252651252750 is a wasteful number, since it uses less digits than its factorization.

1252651252750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838805 (or 1838795 counting only the distinct ones).

The product of its (nonzero) digits is 420000, while the sum is 43.

The spelling of 1252651252750 in words is "one trillion, two hundred fifty-two billion, six hundred fifty-one million, two hundred fifty-two thousand, seven hundred fifty".