42847387238263 has 8 divisors (see below), whose sum is σ = 42856615162368. Its totient is φ = 42838160237304.

The previous prime is 42847387238231. The next prime is 42847387238269. The reversal of 42847387238263 is 36283278374824.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42847387238263 - 2⁵ = 42847387238231 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 (42847387238269) 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, 96969370 + ... + 97410232.

It is an arithmetic number, because the mean of its divisors is an integer number (5357076895296).

Almost surely, 2^{42847387238263} is an apocalyptic number.

42847387238263 is a deficient number, since it is larger than the sum of its proper divisors (9227924105).

42847387238263 is a wasteful number, since it uses less digits than its factorization.

42847387238263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461573.

The product of its digits is 520224768, while the sum is 67.

The spelling of 42847387238263 in words is "forty-two trillion, eight hundred forty-seven billion, three hundred eighty-seven million, two hundred thirty-eight thousand, two hundred sixty-three".