254798416305 has 12 divisors (see below), whose sum is σ = 441650588340. Its totient is φ = 135892488672.

The previous prime is 254798416291. The next prime is 254798416321. The reversal of 254798416305 is 503614897452.

It is a happy number.

254798416305 is a `hidden beast` number, since 2 + 5 + 479 + 8 + 4 + 163 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 199372073121 + 55426343184 = 446511^2 + 235428^2 .

It is not a de Polignac number, because 254798416305 - 2⁴ = 254798416289 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2831093470 + ... + 2831093559.

It is an arithmetic number, because the mean of its divisors is an integer number (36804215695).

It is a 1-persistent number, because it is pandigital, but 2⋅254798416305 = 509596832610 is not.

Almost surely, 2^254798416305 is an apocalyptic number.

It is an amenable number.

254798416305 is a deficient number, since it is larger than the sum of its proper divisors (186852172035).

254798416305 is a wasteful number, since it uses less digits than its factorization.

254798416305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5662187040 (or 5662187037 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 254798416305 in words is "two hundred fifty-four billion, seven hundred ninety-eight million, four hundred sixteen thousand, three hundred five".