42429158271 has 12 divisors (see below), whose sum is σ = 61290100872. Its totient is φ = 28284472176.

The previous prime is 42429158251. The next prime is 42429158293. The reversal of 42429158271 is 17285192424.

42429158271 is a `hidden beast` number, since 4 + 2 + 429 + 158 + 2 + 71 = 666.

It is not a de Polignac number, because 42429158271 - 2⁷ = 42429158143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42429158251) 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, 40465 + ... + 294101.

It is an arithmetic number, because the mean of its divisors is an integer number (5107508406).

Almost surely, 2^42429158271 is an apocalyptic number.

42429158271 is a deficient number, since it is larger than the sum of its proper divisors (18860942601).

42429158271 is a wasteful number, since it uses less digits than its factorization.

42429158271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272230 (or 272227 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The spelling of 42429158271 in words is "forty-two billion, four hundred twenty-nine million, one hundred fifty-eight thousand, two hundred seventy-one".