4045394097146 has 16 divisors (see below), whose sum is σ = 6118782309000. Its totient is φ = 2005844286528.

The previous prime is 4045394097091. The next prime is 4045394097209. The reversal of 4045394097146 is 6417904935404.

It can be written as a sum of positive squares in 4 ways, for example, as 1232075580121 + 2813318517025 = 1109989^2 + 1677295^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4045394097091 and 4045394097100.

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, 10890041 + ... + 11255388.

Almost surely, 2^{4045394097146} is an apocalyptic number.

4045394097146 is a deficient number, since it is larger than the sum of its proper divisors (2073388211854).

4045394097146 is a wasteful number, since it uses less digits than its factorization.

4045394097146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22146193.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 4045394097146 in words is "four trillion, forty-five billion, three hundred ninety-four million, ninety-seven thousand, one hundred forty-six".