42627612331 has 2 divisors, whose sum is σ = 42627612332. Its totient is φ = 42627612330.

The previous prime is 42627612329. The next prime is 42627612409. The reversal of 42627612331 is 13321672624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42627612331 - 2¹ = 42627612329 is a prime.

It is a super-2 number, since 2×42627612331² (a number of 22 digits) contains 22 as substring.

Together with 42627612329, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42627612031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21313806165 + 21313806166.

It is an arithmetic number, because the mean of its divisors is an integer number (21313806166).

Almost surely, 2^42627612331 is an apocalyptic number.

42627612331 is a deficient number, since it is larger than the sum of its proper divisors (1).

42627612331 is an equidigital number, since it uses as much as digits as its factorization.

42627612331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The spelling of 42627612331 in words is "forty-two billion, six hundred twenty-seven million, six hundred twelve thousand, three hundred thirty-one".