254450551968 has 72 divisors (see below), whose sum is σ = 723712111668. Its totient is φ = 84802977792.

The previous prime is 254450551939. The next prime is 254450551981. The reversal of 254450551968 is 869155054452.

254450551968 is a `hidden beast` number, since 2 + 5 + 44 + 505 + 5 + 1 + 96 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 211795084944 + 42655467024 = 460212^2 + 206532^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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, 1773280 + ... + 1911392.

Almost surely, 2^254450551968 is an apocalyptic number.

It is an amenable number.

254450551968 is an abundant number, since it is smaller than the sum of its proper divisors (469261559700).

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

254450551968 is a wasteful number, since it uses less digits than its factorization.

254450551968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144526 (or 144515 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 54.

The spelling of 254450551968 in words is "two hundred fifty-four billion, four hundred fifty million, five hundred fifty-one thousand, nine hundred sixty-eight".