5127402571145 has 4 divisors (see below), whose sum is σ = 6152883085380. Its totient is φ = 4101922056912.

The previous prime is 5127402571139. The next prime is 5127402571163. The reversal of 5127402571145 is 5411752047215.

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 3450191085961 + 1677211485184 = 1857469^2 + 1295072^2 .

It is a cyclic number.

It is not a de Polignac number, because 5127402571145 - 2⁴ = 5127402571129 is a prime.

It is a super-2 number, since 2×5127402571145² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5127402571096 and 5127402571105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512740257110 + ... + 512740257119.

It is an arithmetic number, because the mean of its divisors is an integer number (1538220771345).

Almost surely, 2^{5127402571145} is an apocalyptic number.

It is an amenable number.

5127402571145 is a deficient number, since it is larger than the sum of its proper divisors (1025480514235).

5127402571145 is a wasteful number, since it uses less digits than its factorization.

5127402571145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025480514234.

The product of its (nonzero) digits is 392000, while the sum is 44.

The spelling of 5127402571145 in words is "five trillion, one hundred twenty-seven billion, four hundred two million, five hundred seventy-one thousand, one hundred forty-five".