254154420555 has 16 divisors (see below), whose sum is σ = 464739512064. Its totient is φ = 116184877920.

The previous prime is 254154420551. The next prime is 254154420589. The reversal of 254154420555 is 555024451452.

254154420555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 254154420555 - 2² = 254154420551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (254154420551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1210259041 + ... + 1210259250.

It is an arithmetic number, because the mean of its divisors is an integer number (29046219504).

Almost surely, 2^254154420555 is an apocalyptic number.

254154420555 is a deficient number, since it is larger than the sum of its proper divisors (210585091509).

254154420555 is a wasteful number, since it uses less digits than its factorization.

254154420555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2420518306.

The product of its (nonzero) digits is 800000, while the sum is 42.

The spelling of 254154420555 in words is "two hundred fifty-four billion, one hundred fifty-four million, four hundred twenty thousand, five hundred fifty-five".