7144282581161 has 16 divisors (see below), whose sum is σ = 7836460587648. Its totient is φ = 6459247267200.

The previous prime is 7144282581157. The next prime is 7144282581173. The reversal of 7144282581161 is 1611852824417.

It is a cyclic number.

It is not a de Polignac number, because 7144282581161 - 2² = 7144282581157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7144282581181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4765421 + ... + 6082581.

It is an arithmetic number, because the mean of its divisors is an integer number (489778786728).

Almost surely, 2^{7144282581161} is an apocalyptic number.

It is an amenable number.

7144282581161 is a deficient number, since it is larger than the sum of its proper divisors (692178006487).

7144282581161 is a wasteful number, since it uses less digits than its factorization.

7144282581161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319872.

The product of its digits is 860160, while the sum is 50.

The spelling of 7144282581161 in words is "seven trillion, one hundred forty-four billion, two hundred eighty-two million, five hundred eighty-one thousand, one hundred sixty-one".