42205135441044 has 48 divisors (see below), whose sum is σ = 98717567054400. Its totient is φ = 14034250027776.

The previous prime is 42205135440973. The next prime is 42205135441109. The reversal of 42205135441044 is 44014453150224.

It is a junction number, because it is equal to n+sod(n) for n = 42205135440993 and 42205135441011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139310322 + ... + 139612950.

It is an arithmetic number, because the mean of its divisors is an integer number (2056615980300).

Almost surely, 2^{42205135441044} is an apocalyptic number.

It is an amenable number.

42205135441044 is an abundant number, since it is smaller than the sum of its proper divisors (56512431613356).

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

42205135441044 is a wasteful number, since it uses less digits than its factorization.

42205135441044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330792 (or 330790 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 42205135441044 its reverse (44014453150224), we get a palindrome (86219588591268).

The spelling of 42205135441044 in words is "forty-two trillion, two hundred five billion, one hundred thirty-five million, four hundred forty-one thousand, forty-four".