1252355450152 has 16 divisors (see below), whose sum is σ = 2486293908660. Its totient is φ = 589343741184.

The previous prime is 1252355450107. The next prime is 1252355450167. The reversal of 1252355450152 is 2510545532521.

It can be written as a sum of positive squares in 2 ways, for example, as 1038454750116 + 213900700036 = 1019046^2 + 462494^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4604247843 + ... + 4604248114.

Almost surely, 2^{1252355450152} is an apocalyptic number.

It is an amenable number.

1252355450152 is a deficient number, since it is larger than the sum of its proper divisors (1233938458508).

1252355450152 is a wasteful number, since it uses less digits than its factorization.

1252355450152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9208495980 (or 9208495976 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 40.

The spelling of 1252355450152 in words is "one trillion, two hundred fifty-two billion, three hundred fifty-five million, four hundred fifty thousand, one hundred fifty-two".