42440424303406 has 32 divisors (see below), whose sum is σ = 66522516315840. Its totient is φ = 20281230821376.

The previous prime is 42440424303353. The next prime is 42440424303421. The reversal of 42440424303406 is 60430342404424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13101070 + ... + 16016206.

It is an arithmetic number, because the mean of its divisors is an integer number (2078828634870).

Almost surely, 2^{42440424303406} is an apocalyptic number.

42440424303406 is a deficient number, since it is larger than the sum of its proper divisors (24082092012434).

42440424303406 is a wasteful number, since it uses less digits than its factorization.

42440424303406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917708.

The product of its (nonzero) digits is 884736, while the sum is 40.

The spelling of 42440424303406 in words is "forty-two trillion, four hundred forty billion, four hundred twenty-four million, three hundred three thousand, four hundred six".