4542511471247 has 4 divisors (see below), whose sum is σ = 4543875182616. Its totient is φ = 4541147759880.

The previous prime is 4542511471231. The next prime is 4542511471259. The reversal of 4542511471247 is 7421741152454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4542511471247 - 2⁴ = 4542511471231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542511471747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681850688 + ... + 681857349.

It is an arithmetic number, because the mean of its divisors is an integer number (1135968795654).

Almost surely, 2^{4542511471247} is an apocalyptic number.

4542511471247 is a deficient number, since it is larger than the sum of its proper divisors (1363711369).

4542511471247 is a wasteful number, since it uses less digits than its factorization.

4542511471247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363711368.

The product of its digits is 1254400, while the sum is 47.

The spelling of 4542511471247 in words is "four trillion, five hundred forty-two billion, five hundred eleven million, four hundred seventy-one thousand, two hundred forty-seven".