42404222443 has 16 divisors (see below), whose sum is σ = 48059762400. Its totient is φ = 37060199680.

The previous prime is 42404222431. The next prime is 42404222449. The reversal of 42404222443 is 34422240424.

It is a de Polignac number, because none of the positive numbers 2^k-42404222443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42404222449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210928 + ... + 359581.

It is an arithmetic number, because the mean of its divisors is an integer number (3003735150).

Almost surely, 2^42404222443 is an apocalyptic number.

42404222443 is a deficient number, since it is larger than the sum of its proper divisors (5655539957).

42404222443 is a wasteful number, since it uses less digits than its factorization.

42404222443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570782.

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 42404222443 its reverse (34422240424), we get a palindrome (76826462867).

The spelling of 42404222443 in words is "forty-two billion, four hundred four million, two hundred twenty-two thousand, four hundred forty-three".