254838876129 has 6 divisors (see below), whose sum is σ = 368100598866. Its totient is φ = 169892584080.

The previous prime is 254838876043. The next prime is 254838876143. The reversal of 254838876129 is 921678838452.

254838876129 is a `hidden beast` number, since 2 + 5 + 4 + 8 + 3 + 8 + 8 + 7 + 612 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 204166615104 + 50672261025 = 451848^2 + 225105^2 .

It is not a de Polignac number, because 254838876129 - 2⁷ = 254838876001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (254838872129) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14157715332 + ... + 14157715349.

It is an arithmetic number, because the mean of its divisors is an integer number (61350099811).

Almost surely, 2^254838876129 is an apocalyptic number.

It is an amenable number.

254838876129 is a deficient number, since it is larger than the sum of its proper divisors (113261722737).

254838876129 is a wasteful number, since it uses less digits than its factorization.

254838876129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28315430687 (or 28315430684 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 63.

The spelling of 254838876129 in words is "two hundred fifty-four billion, eight hundred thirty-eight million, eight hundred seventy-six thousand, one hundred twenty-nine".