255454664 has 8 divisors (see below), whose sum is σ = 478977510. Its totient is φ = 127727328.

The previous prime is 255454657. The next prime is 255454679. The reversal of 255454664 is 466454552.

It can be written as a sum of positive squares in only one way, i.e., 232318564 + 23136100 = 15242^2 + 4810^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 15965909 + ... + 15965924.

Almost surely, 2^255454664 is an apocalyptic number.

It is an amenable number.

255454664 is a deficient number, since it is larger than the sum of its proper divisors (223522846).

255454664 is a wasteful number, since it uses less digits than its factorization.

255454664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31931839 (or 31931835 counting only the distinct ones).

The product of its digits is 576000, while the sum is 41.

The square root of 255454664 is about 15982.9491646567. The cubic root of 255454664 is about 634.5092320606.

The spelling of 255454664 in words is "two hundred fifty-five million, four hundred fifty-four thousand, six hundred sixty-four".