42144254001259 has 2 divisors, whose sum is σ = 42144254001260. Its totient is φ = 42144254001258.

The previous prime is 42144254001211. The next prime is 42144254001313. The reversal of 42144254001259 is 95210045244124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42144254001259 - 2⁷ = 42144254001131 is a prime.

It is a super-2 number, since 2×42144254001259² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42144254001859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21072127000629 + 21072127000630.

It is an arithmetic number, because the mean of its divisors is an integer number (21072127000630).

Almost surely, 2^{42144254001259} is an apocalyptic number.

42144254001259 is a deficient number, since it is larger than the sum of its proper divisors (1).

42144254001259 is an equidigital number, since it uses as much as digits as its factorization.

42144254001259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 42144254001259 in words is "forty-two trillion, one hundred forty-four billion, two hundred fifty-four million, one thousand, two hundred fifty-nine".