42718788231 has 8 divisors (see below), whose sum is σ = 65095296384. Its totient is φ = 24410736120.

The previous prime is 42718788221. The next prime is 42718788241. The reversal of 42718788231 is 13288781724.

It is an interprime number because it is at equal distance from previous prime (42718788221) and next prime (42718788241).

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

It is not a de Polignac number, because 42718788231 - 2¹⁸ = 42718526087 is a prime.

It is a super-2 number, since 2×42718788231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42718788221) 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, 1017113985 + ... + 1017114026.

It is an arithmetic number, because the mean of its divisors is an integer number (8136912048).

Almost surely, 2^42718788231 is an apocalyptic number.

42718788231 is a deficient number, since it is larger than the sum of its proper divisors (22376508153).

42718788231 is a wasteful number, since it uses less digits than its factorization.

42718788231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034228021.

The product of its digits is 1204224, while the sum is 51.

The spelling of 42718788231 in words is "forty-two billion, seven hundred eighteen million, seven hundred eighty-eight thousand, two hundred thirty-one".