2871603015873 has 16 divisors (see below), whose sum is σ = 3866770300800. Its totient is φ = 1895444686080.

The previous prime is 2871603015839. The next prime is 2871603015889. The reversal of 2871603015873 is 3785103061782.

It is a de Polignac number, because none of the positive numbers 2^k-2871603015873 is a prime.

It is a super-2 number, since 2×2871603015873² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2871603015773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2781133 + ... + 3671226.

It is an arithmetic number, because the mean of its divisors is an integer number (241673143800).

Almost surely, 2^{2871603015873} is an apocalyptic number.

It is an amenable number.

2871603015873 is a deficient number, since it is larger than the sum of its proper divisors (995167284927).

2871603015873 is a wasteful number, since it uses less digits than its factorization.

2871603015873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6453832.

The product of its (nonzero) digits is 1693440, while the sum is 51.

It can be divided in two parts, 287160 and 3015873, that added together give a palindrome (3303033).

The spelling of 2871603015873 in words is "two trillion, eight hundred seventy-one billion, six hundred three million, fifteen thousand, eight hundred seventy-three".