254446041064 has 64 divisors (see below), whose sum is σ = 495469141200. Its totient is φ = 122356168704.

The previous prime is 254446041061. The next prime is 254446041149. The reversal of 254446041064 is 460140644452.

It can be written as a sum of positive squares in 8 ways, for example, as 156307948164 + 98138092900 = 395358^2 + 313270^2 .

It is not an unprimeable number, because it can be changed into a prime (254446041061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107043844 + ... + 107046220.

Almost surely, 2^254446041064 is an apocalyptic number.

It is an amenable number.

254446041064 is a deficient number, since it is larger than the sum of its proper divisors (241023100136).

254446041064 is a wasteful number, since it uses less digits than its factorization.

254446041064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022 (or 4018 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 40.

The spelling of 254446041064 in words is "two hundred fifty-four billion, four hundred forty-six million, forty-one thousand, sixty-four".