4542247142851 has 8 divisors (see below), whose sum is σ = 5246659801584. Its totient is φ = 3886414667520.

The previous prime is 4542247142821. The next prime is 4542247142891. The reversal of 4542247142851 is 1582417422454.

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

It is not a de Polignac number, because 4542247142851 - 2⁵ = 4542247142819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4542247142795 and 4542247142804.

It is not an unprimeable number, because it can be changed into a prime (4542247142821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12145045650 + ... + 12145046023.

It is an arithmetic number, because the mean of its divisors is an integer number (655832475198).

Almost surely, 2^{4542247142851} is an apocalyptic number.

4542247142851 is a deficient number, since it is larger than the sum of its proper divisors (704412658733).

4542247142851 is a wasteful number, since it uses less digits than its factorization.

4542247142851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24290091701.

The product of its digits is 2867200, while the sum is 49.

The spelling of 4542247142851 in words is "four trillion, five hundred forty-two billion, two hundred forty-seven million, one hundred forty-two thousand, eight hundred fifty-one".