4145045445142 has 32 divisors (see below), whose sum is σ = 7208957074752. Its totient is φ = 1750696187904.

The previous prime is 4145045445049. The next prime is 4145045445157. The reversal of 4145045445142 is 2415445405414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375163 + ... + 2903590.

It is an arithmetic number, because the mean of its divisors is an integer number (225279908586).

Almost surely, 2^{4145045445142} is an apocalyptic number.

4145045445142 is a deficient number, since it is larger than the sum of its proper divisors (3063911629610).

4145045445142 is a wasteful number, since it uses less digits than its factorization.

4145045445142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3280072.

The product of its (nonzero) digits is 1024000, while the sum is 43.

The spelling of 4145045445142 in words is "four trillion, one hundred forty-five billion, forty-five million, four hundred forty-five thousand, one hundred forty-two".