42505336604 has 12 divisors (see below), whose sum is σ = 74387555928. Its totient is φ = 21251749200.

The previous prime is 42505336591. The next prime is 42505336637. The reversal of 42505336604 is 40663350524.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119882 + ... + 315249.

It is an arithmetic number, because the mean of its divisors is an integer number (6198962994).

Almost surely, 2^42505336604 is an apocalyptic number.

It is an amenable number.

42505336604 is a deficient number, since it is larger than the sum of its proper divisors (31882219324).

42505336604 is a wasteful number, since it uses less digits than its factorization.

42505336604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459556 (or 459554 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

The spelling of 42505336604 in words is "forty-two billion, five hundred five million, three hundred thirty-six thousand, six hundred four".