2845020138647 has 8 divisors (see below), whose sum is σ = 2858048199600. Its totient is φ = 2832007256064.

The previous prime is 2845020138637. The next prime is 2845020138679. The reversal of 2845020138647 is 7468310205482.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2845020138647 - 2¹⁰ = 2845020137623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2845020138595 and 2845020138604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2845020138637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3418772 + ... + 4168697.

It is an arithmetic number, because the mean of its divisors is an integer number (357256024950).

Almost surely, 2^{2845020138647} is an apocalyptic number.

2845020138647 is a deficient number, since it is larger than the sum of its proper divisors (13028060953).

2845020138647 is a wasteful number, since it uses less digits than its factorization.

2845020138647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7589185.

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 2845020138647 in words is "two trillion, eight hundred forty-five billion, twenty million, one hundred thirty-eight thousand, six hundred forty-seven".