42044634570727 has 2 divisors, whose sum is σ = 42044634570728. Its totient is φ = 42044634570726.

The previous prime is 42044634570721. The next prime is 42044634570761. The reversal of 42044634570727 is 72707543644024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42044634570727 - 2²⁷ = 42044500352999 is a prime.

It is a super-3 number, since 3×42044634570727³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42044634570721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21022317285363 + 21022317285364.

It is an arithmetic number, because the mean of its divisors is an integer number (21022317285364).

Almost surely, 2^{42044634570727} is an apocalyptic number.

42044634570727 is a deficient number, since it is larger than the sum of its proper divisors (1).

42044634570727 is an equidigital number, since it uses as much as digits as its factorization.

42044634570727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31610880, while the sum is 55.

The spelling of 42044634570727 in words is "forty-two trillion, forty-four billion, six hundred thirty-four million, five hundred seventy thousand, seven hundred twenty-seven".