254673457216 has 14 divisors (see below), whose sum is σ = 505367641790. Its totient is φ = 127336728576.

The previous prime is 254673457187. The next prime is 254673457219. The reversal of 254673457216 is 612754376452.

It can be written as a sum of positive squares in only one way, i.e., 169348710400 + 85324746816 = 411520^2 + 292104^2 .

It is not an unprimeable number, because it can be changed into a prime (254673457219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1989636321 + ... + 1989636448.

Almost surely, 2^254673457216 is an apocalyptic number.

It is an amenable number.

254673457216 is a deficient number, since it is larger than the sum of its proper divisors (250694184574).

254673457216 is an equidigital number, since it uses as much as digits as its factorization.

254673457216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3979272781 (or 3979272771 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 52.

The spelling of 254673457216 in words is "two hundred fifty-four billion, six hundred seventy-three million, four hundred fifty-seven thousand, two hundred sixteen".