42068590567221 has 8 divisors (see below), whose sum is σ = 56174799492160. Its totient is φ = 28004054343552.

The previous prime is 42068590567219. The next prime is 42068590567279. The reversal of 42068590567221 is 12276509586024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42068590567221 - 2¹ = 42068590567219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42068590562221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10418172961 + ... + 10418176998.

It is an arithmetic number, because the mean of its divisors is an integer number (7021849936520).

Almost surely, 2^{42068590567221} is an apocalyptic number.

It is an amenable number.

42068590567221 is a deficient number, since it is larger than the sum of its proper divisors (14106208924939).

42068590567221 is a wasteful number, since it uses less digits than its factorization.

42068590567221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20836350635.

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 42068590567221 in words is "forty-two trillion, sixty-eight billion, five hundred ninety million, five hundred sixty-seven thousand, two hundred twenty-one".