42004421311 has 8 divisors (see below), whose sum is σ = 42169154960. Its totient is φ = 41839803072.

The previous prime is 42004421297. The next prime is 42004421353. The reversal of 42004421311 is 11312440024.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42004421311 - 2¹³ = 42004413119 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 (42004421911) 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, 740425 + ... + 795133.

It is an arithmetic number, because the mean of its divisors is an integer number (5271144370).

Almost surely, 2^42004421311 is an apocalyptic number.

42004421311 is a deficient number, since it is larger than the sum of its proper divisors (164733649).

42004421311 is a wasteful number, since it uses less digits than its factorization.

42004421311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57705.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 42004421311 its reverse (11312440024), we get a palindrome (53316861335).

The spelling of 42004421311 in words is "forty-two billion, four million, four hundred twenty-one thousand, three hundred eleven".