42455440204 has 24 divisors (see below), whose sum is σ = 74456626608. Its totient is φ = 21182170560.

The previous prime is 42455440177. The next prime is 42455440219. The reversal of 42455440204 is 40204455424.

It is a self number, because there is not a number n which added to its sum of digits gives 42455440204.

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, 3821682 + ... + 3832774.

It is an arithmetic number, because the mean of its divisors is an integer number (3102359442).

Almost surely, 2^42455440204 is an apocalyptic number.

It is an amenable number.

42455440204 is a deficient number, since it is larger than the sum of its proper divisors (32001186404).

42455440204 is a wasteful number, since it uses less digits than its factorization.

42455440204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13065 (or 13063 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 34.

Adding to 42455440204 its reverse (40204455424), we get a palindrome (82659895628).

The spelling of 42455440204 in words is "forty-two billion, four hundred fifty-five million, four hundred forty thousand, two hundred four".