42405619204 has 24 divisors (see below), whose sum is σ = 80742191768. Its totient is φ = 19370050560.

The previous prime is 42405619177. The next prime is 42405619241. The reversal of 42405619204 is 40291650424.

It can be written as a sum of positive squares in 4 ways, for example, as 6742052100 + 35663567104 = 82110^2 + 188848^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4198527 + ... + 4208614.

Almost surely, 2^42405619204 is an apocalyptic number.

It is an amenable number.

42405619204 is a deficient number, since it is larger than the sum of its proper divisors (38336572564).

42405619204 is a wasteful number, since it uses less digits than its factorization.

42405619204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8407255 (or 8407253 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 42405619204 in words is "forty-two billion, four hundred five million, six hundred nineteen thousand, two hundred four".