4015445161 has 16 divisors (see below), whose sum is σ = 5202198400. Its totient is φ = 3009840768.

The previous prime is 4015445059. The next prime is 4015445177. The reversal of 4015445161 is 1615445104.

It is not a de Polignac number, because 4015445161 - 2¹³ = 4015436969 is a prime.

It is a super-2 number, since 2×4015445161² = 32247599681996631842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4015443161) by changing a digit.

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, 1159476 + ... + 1162933.

It is an arithmetic number, because the mean of its divisors is an integer number (325137400).

Almost surely, 2^4015445161 is an apocalyptic number.

It is an amenable number.

4015445161 is a deficient number, since it is larger than the sum of its proper divisors (1186753239).

4015445161 is a wasteful number, since it uses less digits than its factorization.

4015445161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322448.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 4015445161 is about 63367.5402789157. The cubic root of 4015445161 is about 1589.4415666126.

The spelling of 4015445161 in words is "four billion, fifteen million, four hundred forty-five thousand, one hundred sixty-one".