42626789271 has 32 divisors (see below), whose sum is σ = 69005568000. Its totient is φ = 25791747840.

The previous prime is 42626789243. The next prime is 42626789273. The reversal of 42626789271 is 17298762624.

42626789271 is a `hidden beast` number, since 4 + 2 + 626 + 7 + 8 + 9 + 2 + 7 + 1 = 666.

It is not a de Polignac number, because 42626789271 - 2¹⁰ = 42626788247 is a prime.

It is a super-2 number, since 2×42626789271² (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 (42626789273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62055 + ... + 298503.

It is an arithmetic number, because the mean of its divisors is an integer number (2156424000).

Almost surely, 2^42626789271 is an apocalyptic number.

42626789271 is a deficient number, since it is larger than the sum of its proper divisors (26378778729).

42626789271 is a wasteful number, since it uses less digits than its factorization.

42626789271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237076 (or 237070 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The spelling of 42626789271 in words is "forty-two billion, six hundred twenty-six million, seven hundred eighty-nine thousand, two hundred seventy-one".