4121045105442 has 16 divisors (see below), whose sum is σ = 8243186761152. Its totient is φ = 1373498943440.

The previous prime is 4121045105413. The next prime is 4121045105453. The reversal of 4121045105442 is 2445015401214.

It is a super-2 number, since 2×4121045105442² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45640734 + ... + 45730937.

It is an arithmetic number, because the mean of its divisors is an integer number (515199172572).

Almost surely, 2^{4121045105442} is an apocalyptic number.

4121045105442 is an abundant number, since it is smaller than the sum of its proper divisors (4122141655710).

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

4121045105442 is a wasteful number, since it uses less digits than its factorization.

4121045105442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91379193.

The product of its (nonzero) digits is 25600, while the sum is 33.

The spelling of 4121045105442 in words is "four trillion, one hundred twenty-one billion, forty-five million, one hundred five thousand, four hundred forty-two".