254136427146 has 96 divisors (see below), whose sum is σ = 651661320960. Its totient is φ = 70034291712.

The previous prime is 254136427141. The next prime is 254136427169. The reversal of 254136427146 is 641724631452.

254136427146 is a `hidden beast` number, since 2 + 54 + 1 + 36 + 427 + 146 = 666.

254136427146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (254136427141) 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 47 ways as a sum of consecutive naturals, for example, 3556506 + ... + 3627258.

It is an arithmetic number, because the mean of its divisors is an integer number (6788138760).

Almost surely, 2^254136427146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 254136427146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325830660480).

254136427146 is an abundant number, since it is smaller than the sum of its proper divisors (397524893814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

254136427146 is a wasteful number, since it uses less digits than its factorization.

254136427146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71780 (or 71777 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The spelling of 254136427146 in words is "two hundred fifty-four billion, one hundred thirty-six million, four hundred twenty-seven thousand, one hundred forty-six".