4542247143018 has 24 divisors (see below), whose sum is σ = 10598576667588. Its totient is φ = 1397614505472.

The previous prime is 4542247143013. The next prime is 4542247143047. The reversal of 4542247143018 is 8103417422454.

4542247143018 is a `hidden beast` number, since 4 + 54 + 224 + 71 + 4 + 301 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3542801066289 + 999446076729 = 1882233^2 + 999723^2 .

It is a super-2 number, since 2×4542247143018² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4542247143013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9705656055 + ... + 9705656522.

Almost surely, 2^{4542247143018} is an apocalyptic number.

4542247143018 is an abundant number, since it is smaller than the sum of its proper divisors (6056329524570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4542247143018 is a wasteful number, since it uses less digits than its factorization.

4542247143018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19411312598 (or 19411312595 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 45.

The spelling of 4542247143018 in words is "four trillion, five hundred forty-two billion, two hundred forty-seven million, one hundred forty-three thousand, eighteen".