2054164784871 has 16 divisors (see below), whose sum is σ = 2751741682560. Its totient is φ = 1363019431200.

The previous prime is 2054164784827. The next prime is 2054164784873. The reversal of 2054164784871 is 1784874614502.

It is not a de Polignac number, because 2054164784871 - 2⁶ = 2054164784807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054164784873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1633096 + ... + 2602946.

It is an arithmetic number, because the mean of its divisors is an integer number (171983855160).

Almost surely, 2^{2054164784871} is an apocalyptic number.

2054164784871 is a deficient number, since it is larger than the sum of its proper divisors (697576897689).

2054164784871 is a wasteful number, since it uses less digits than its factorization.

2054164784871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973166.

The product of its (nonzero) digits is 12042240, while the sum is 57.

The spelling of 2054164784871 in words is "two trillion, fifty-four billion, one hundred sixty-four million, seven hundred eighty-four thousand, eight hundred seventy-one".