42004441100 has 36 divisors (see below), whose sum is σ = 91361215008. Its totient is φ = 16762776000.

The previous prime is 42004441091. The next prime is 42004441139. The reversal of 42004441100 is 114440024.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 444191 + ... + 530390.

It is an arithmetic number, because the mean of its divisors is an integer number (2537811528).

Almost surely, 2^42004441100 is an apocalyptic number.

It is an amenable number.

42004441100 is an abundant number, since it is smaller than the sum of its proper divisors (49356773908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42004441100 is a wasteful number, since it uses less digits than its factorization.

42004441100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975026 (or 975019 counting only the distinct ones).

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

Adding to 42004441100 its reverse (114440024), we get a palindrome (42118881124).

The spelling of 42004441100 in words is "forty-two billion, four million, four hundred forty-one thousand, one hundred".