5105061010009 has 4 divisors (see below), whose sum is σ = 5105065812660. Its totient is φ = 5105056207360.

The previous prime is 5105061009959. The next prime is 5105061010097. The reversal of 5105061010009 is 9000101605015.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2351545575625 + 2753515434384 = 1533475^2 + 1659372^2 .

It is a cyclic number.

It is not a de Polignac number, because 5105061010009 - 2²⁷ = 5104926792281 is a prime.

It is a super-2 number, since 2×5105061010009² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5105061010409) 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, 19144 + ... + 3195385.

It is an arithmetic number, because the mean of its divisors is an integer number (1276266453165).

Almost surely, 2^{5105061010009} is an apocalyptic number.

It is an amenable number.

5105061010009 is a deficient number, since it is larger than the sum of its proper divisors (4802651).

5105061010009 is a wasteful number, since it uses less digits than its factorization.

5105061010009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4802650.

The product of its (nonzero) digits is 1350, while the sum is 28.

The spelling of 5105061010009 in words is "five trillion, one hundred five billion, sixty-one million, ten thousand, nine".