42104104004 has 12 divisors (see below), whose sum is σ = 74691527484. Its totient is φ = 20763667584.

The previous prime is 42104103973. The next prime is 42104104033. The reversal of 42104104004 is 40040140124.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8677295104 + 33426808900 = 93152^2 + 182830^2 .

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, 72095777 + ... + 72096360.

It is an arithmetic number, because the mean of its divisors is an integer number (6224293957).

Almost surely, 2^42104104004 is an apocalyptic number.

It is an amenable number.

42104104004 is a deficient number, since it is larger than the sum of its proper divisors (32587423480).

42104104004 is a wasteful number, since it uses less digits than its factorization.

42104104004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144192214 (or 144192212 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 42104104004 its reverse (40040140124), we get a palindrome (82144244128).

The spelling of 42104104004 in words is "forty-two billion, one hundred four million, one hundred four thousand, four".