4542247142852 has 6 divisors (see below), whose sum is σ = 7948932499998. Its totient is φ = 2271123571424.

The previous prime is 4542247142821. The next prime is 4542247142891. The reversal of 4542247142852 is 2582417422454.

It can be written as a sum of positive squares in only one way, i.e., 4321933313476 + 220313829376 = 2078926^2 + 469376^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4542247142852.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567780892853 + ... + 567780892860.

It is an arithmetic number, because the mean of its divisors is an integer number (1324822083333).

Almost surely, 2^{4542247142852} is an apocalyptic number.

It is an amenable number.

4542247142852 is a deficient number, since it is larger than the sum of its proper divisors (3406685357146).

4542247142852 is a wasteful number, since it uses less digits than its factorization.

4542247142852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135561785717 (or 1135561785715 counting only the distinct ones).

The product of its digits is 5734400, while the sum is 50.

The spelling of 4542247142852 in words is "four trillion, five hundred forty-two billion, two hundred forty-seven million, one hundred forty-two thousand, eight hundred fifty-two".