1252065106552 has 32 divisors (see below), whose sum is σ = 2528610950880. Its totient is φ = 577784188800.

The previous prime is 1252065106547. The next prime is 1252065106559. The reversal of 1252065106552 is 2556015602521.

It is a super-2 number, since 2×1252065106552² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252065106559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300028 + ... + 1610635.

It is an arithmetic number, because the mean of its divisors is an integer number (79019092215).

Almost surely, 2^{1252065106552} is an apocalyptic number.

It is an amenable number.

1252065106552 is an abundant number, since it is smaller than the sum of its proper divisors (1276545844328).

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

1252065106552 is a wasteful number, since it uses less digits than its factorization.

1252065106552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916983 (or 1916979 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 1252065106552 in words is "one trillion, two hundred fifty-two billion, sixty-five million, one hundred six thousand, five hundred fifty-two".