42349422671 has 4 divisors (see below), whose sum is σ = 42361212912. Its totient is φ = 42337632432.

The previous prime is 42349422659. The next prime is 42349422701. The reversal of 42349422671 is 17622494324.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42349422671 - 2¹⁴ = 42349406287 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 (42349424671) 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 in 3 ways as a sum of consecutive naturals, for example, 5889731 + ... + 5896916.

It is an arithmetic number, because the mean of its divisors is an integer number (10590303228).

Almost surely, 2^42349422671 is an apocalyptic number.

42349422671 is a deficient number, since it is larger than the sum of its proper divisors (11790241).

42349422671 is a wasteful number, since it uses less digits than its factorization.

42349422671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11790240.

The product of its digits is 580608, while the sum is 44.

The spelling of 42349422671 in words is "forty-two billion, three hundred forty-nine million, four hundred twenty-two thousand, six hundred seventy-one".