4542247086452 has 12 divisors (see below), whose sum is σ = 7949313371076. Its totient is φ = 2271014694720.

The previous prime is 4542247086449. The next prime is 4542247086469. The reversal of 4542247086452 is 2546807422454.

It can be written as a sum of positive squares in 2 ways, for example, as 881897540836 + 3660349545616 = 939094^2 + 1913204^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4542247086394 and 4542247086403.

It is a congruent number.

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, 27118199 + ... + 27285182.

It is an arithmetic number, because the mean of its divisors is an integer number (662442780923).

Almost surely, 2^{4542247086452} is an apocalyptic number.

It is an amenable number.

4542247086452 is a deficient number, since it is larger than the sum of its proper divisors (3407066284624).

4542247086452 is a wasteful number, since it uses less digits than its factorization.

4542247086452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54424258 (or 54424256 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 53.

The spelling of 4542247086452 in words is "four trillion, five hundred forty-two billion, two hundred forty-seven million, eighty-six thousand, four hundred fifty-two".