1252535322442 has 8 divisors (see below), whose sum is σ = 1879112371716. Its totient is φ = 626164531872.

The previous prime is 1252535322413. The next prime is 1252535322457. The reversal of 1252535322442 is 2442235352521.

It can be written as a sum of positive squares in 2 ways, for example, as 1150103960041 + 102431362401 = 1072429^2 + 320049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1252535322395 and 1252535322404.

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, 51549493 + ... + 51573784.

Almost surely, 2^{1252535322442} is an apocalyptic number.

1252535322442 is a deficient number, since it is larger than the sum of its proper divisors (626577049274).

1252535322442 is a wasteful number, since it uses less digits than its factorization.

1252535322442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103129352.

The product of its digits is 576000, while the sum is 40.

The spelling of 1252535322442 in words is "one trillion, two hundred fifty-two billion, five hundred thirty-five million, three hundred twenty-two thousand, four hundred forty-two".