254304221155456 has 32 divisors (see below), whose sum is σ = 508548008865600. Its totient is φ = 126668642459904.

The previous prime is 254304221155427. The next prime is 254304221155493. The reversal of 254304221155456 is 654551122403452.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3777060876 + ... + 3777128203.

It is an arithmetic number, because the mean of its divisors is an integer number (15892125277050).

Almost surely, 2^{254304221155456} is an apocalyptic number.

It is an amenable number.

254304221155456 is a deficient number, since it is larger than the sum of its proper divisors (254243787710144).

254304221155456 is an equidigital number, since it uses as much as digits as its factorization.

254304221155456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7554189356 (or 7554189344 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 49.

The spelling of 254304221155456 in words is "two hundred fifty-four trillion, three hundred four billion, two hundred twenty-one million, one hundred fifty-five thousand, four hundred fifty-six".