254025421254 has 24 divisors (see below), whose sum is σ = 600423723432. Its totient is φ = 76977400320.

The previous prime is 254025421241. The next prime is 254025421271. The reversal of 254025421254 is 452124520452.

254025421254 is a `hidden beast` number, since 2 + 54 + 0 + 2 + 542 + 12 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 641478139 + ... + 641478534.

It is an arithmetic number, because the mean of its divisors is an integer number (25017655143).

Almost surely, 2^254025421254 is an apocalyptic number.

254025421254 is an abundant number, since it is smaller than the sum of its proper divisors (346398302178).

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

254025421254 is a wasteful number, since it uses less digits than its factorization.

254025421254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282956692 (or 1282956689 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

The spelling of 254025421254 in words is "two hundred fifty-four billion, twenty-five million, four hundred twenty-one thousand, two hundred fifty-four".