2858551671855 has 32 divisors (see below), whose sum is σ = 4989618501120. Its totient is φ = 1385923754880.

The previous prime is 2858551671853. The next prime is 2858551671869. The reversal of 2858551671855 is 5581761558582.

It is not a de Polignac number, because 2858551671855 - 2¹ = 2858551671853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2858551671853) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5821014 + ... + 6292956.

It is an arithmetic number, because the mean of its divisors is an integer number (155925578160).

Almost surely, 2^{2858551671855} is an apocalyptic number.

2858551671855 is a deficient number, since it is larger than the sum of its proper divisors (2131066829265).

2858551671855 is a wasteful number, since it uses less digits than its factorization.

2858551671855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508671.

The product of its digits is 134400000, while the sum is 66.

The spelling of 2858551671855 in words is "two trillion, eight hundred fifty-eight billion, five hundred fifty-one million, six hundred seventy-one thousand, eight hundred fifty-five".