4144876534157 has 4 divisors (see below), whose sum is σ = 4145425604700. Its totient is φ = 4144327463616.

The previous prime is 4144876534151. The next prime is 4144876534171. The reversal of 4144876534157 is 7514356784414.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2009870454601 + 2135006079556 = 1417699^2 + 1461166^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144876534157 - 2¹⁴ = 4144876517773 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4144876534096 and 4144876534105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144876534151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274523948 + ... + 274539045.

It is an arithmetic number, because the mean of its divisors is an integer number (1036356401175).

Almost surely, 2^{4144876534157} is an apocalyptic number.

It is an amenable number.

4144876534157 is a deficient number, since it is larger than the sum of its proper divisors (549070543).

4144876534157 is an equidigital number, since it uses as much as digits as its factorization.

4144876534157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549070542.

The product of its digits is 45158400, while the sum is 59.

The spelling of 4144876534157 in words is "four trillion, one hundred forty-four billion, eight hundred seventy-six million, five hundred thirty-four thousand, one hundred fifty-seven".