42044202052 has 18 divisors (see below), whose sum is σ = 78160028282. Its totient is φ = 19785506304.

The previous prime is 42044202049. The next prime is 42044202089. The reversal of 42044202052 is 25020244024.

It can be written as a sum of positive squares in 3 ways, for example, as 10713078016 + 31331124036 = 103504^2 + 177006^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18184053 + ... + 18186364.

Almost surely, 2^42044202052 is an apocalyptic number.

It is an amenable number.

42044202052 is a deficient number, since it is larger than the sum of its proper divisors (36115826230).

42044202052 is a wasteful number, since it uses less digits than its factorization.

42044202052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36370455 (or 36370436 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 42044202052 its reverse (25020244024), we get a palindrome (67064446076).

The spelling of 42044202052 in words is "forty-two billion, forty-four million, two hundred two thousand, fifty-two".