42872656327 has 2 divisors, whose sum is σ = 42872656328. Its totient is φ = 42872656326.

The previous prime is 42872656301. The next prime is 42872656349. The reversal of 42872656327 is 72365627824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42872656327 - 2¹⁵ = 42872623559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42872656367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21436328163 + 21436328164.

It is an arithmetic number, because the mean of its divisors is an integer number (21436328164).

Almost surely, 2^42872656327 is an apocalyptic number.

42872656327 is a deficient number, since it is larger than the sum of its proper divisors (1).

42872656327 is an equidigital number, since it uses as much as digits as its factorization.

42872656327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6773760, while the sum is 52.

The spelling of 42872656327 in words is "forty-two billion, eight hundred seventy-two million, six hundred fifty-six thousand, three hundred twenty-seven".