404141202525442 has 8 divisors (see below), whose sum is σ = 606213562605516. Its totient is φ = 202070014990272.

The previous prime is 404141202525413. The next prime is 404141202525481. The reversal of 404141202525442 is 244525202141404.

It can be written as a sum of positive squares in 2 ways, for example, as 396751781239641 + 7389421285801 = 19918629^2 + 2718349^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×404141202525442² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404141202525395 and 404141202525404.

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, 292274043 + ... + 293653534.

Almost surely, 2^{404141202525442} is an apocalyptic number.

404141202525442 is a deficient number, since it is larger than the sum of its proper divisors (202072360080074).

404141202525442 is a wasteful number, since it uses less digits than its factorization.

404141202525442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586272452.

The product of its (nonzero) digits is 409600, while the sum is 40.

Adding to 404141202525442 its reverse (244525202141404), we get a palindrome (648666404666846).

The spelling of 404141202525442 in words is "four hundred four trillion, one hundred forty-one billion, two hundred two million, five hundred twenty-five thousand, four hundred forty-two".