254401000221253 has 16 divisors (see below), whose sum is σ = 255318032050560. Its totient is φ = 253485676716736.

The previous prime is 254401000221241. The next prime is 254401000221301. The reversal of 254401000221253 is 352122000104452.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254401000221253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254401000221223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4483045626 + ... + 4483102372.

It is an arithmetic number, because the mean of its divisors is an integer number (15957377003160).

Almost surely, 2^{254401000221253} is an apocalyptic number.

It is an amenable number.

254401000221253 is a deficient number, since it is larger than the sum of its proper divisors (917031829307).

254401000221253 is a wasteful number, since it uses less digits than its factorization.

254401000221253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71516.

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 254401000221253 in words is "two hundred fifty-four trillion, four hundred one billion, two hundred twenty-one thousand, two hundred fifty-three".