252040300142 has 16 divisors (see below), whose sum is σ = 381545802000. Its totient is φ = 124859183232.

The previous prime is 252040300121. The next prime is 252040300189. The reversal of 252040300142 is 241003040252.

It is a happy number.

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, 418433 + ... + 824115.

It is an arithmetic number, because the mean of its divisors is an integer number (23846612625).

Almost surely, 2^252040300142 is an apocalyptic number.

252040300142 is a deficient number, since it is larger than the sum of its proper divisors (129505501858).

252040300142 is a wasteful number, since it uses less digits than its factorization.

252040300142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408547.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 252040300142 its reverse (241003040252), we get a palindrome (493043340394).

The spelling of 252040300142 in words is "two hundred fifty-two billion, forty million, three hundred thousand, one hundred forty-two".