4045015120418 has 16 divisors (see below), whose sum is σ = 6121417705560. Its totient is φ = 2004543722496.

The previous prime is 4045015120417. The next prime is 4045015120429. The reversal of 4045015120418 is 8140215105404.

It can be written as a sum of positive squares in 4 ways, for example, as 1395793384969 + 2649221735449 = 1181437^2 + 1627643^2 .

It is not an unprimeable number, because it can be changed into a prime (4045015120417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7040798 + ... + 7593606.

Almost surely, 2^{4045015120418} is an apocalyptic number.

4045015120418 is a deficient number, since it is larger than the sum of its proper divisors (2076402585142).

4045015120418 is a wasteful number, since it uses less digits than its factorization.

4045015120418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585301.

The product of its (nonzero) digits is 25600, while the sum is 35.

The spelling of 4045015120418 in words is "four trillion, forty-five billion, fifteen million, one hundred twenty thousand, four hundred eighteen".