42045311027 has 2 divisors, whose sum is σ = 42045311028. Its totient is φ = 42045311026.

The previous prime is 42045311003. The next prime is 42045311039. The reversal of 42045311027 is 72011354024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42045311027 - 2¹⁸ = 42045048883 is a prime.

It is not a weakly prime, because it can be changed into another prime (42045311927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21022655513 + 21022655514.

It is an arithmetic number, because the mean of its divisors is an integer number (21022655514).

Almost surely, 2^42045311027 is an apocalyptic number.

42045311027 is a deficient number, since it is larger than the sum of its proper divisors (1).

42045311027 is an equidigital number, since it uses as much as digits as its factorization.

42045311027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The spelling of 42045311027 in words is "forty-two billion, forty-five million, three hundred eleven thousand, twenty-seven".