253489088288 has 18 divisors (see below), whose sum is σ = 499062249819. Its totient is φ = 126743120096.

The previous prime is 253489088269. The next prime is 253489088299. The reversal of 253489088288 is 882880984352.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 126744544144 + 126744544144 = 356012^2 + 356012^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=356012.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2803595 + ... + 2892597.

Almost surely, 2^253489088288 is an apocalyptic number.

It is an amenable number.

253489088288 is a deficient number, since it is larger than the sum of its proper divisors (245573161531).

253489088288 is an frugal number, since it uses more digits than its factorization.

253489088288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178016 (or 89005 counting only the distinct ones).

The product of its (nonzero) digits is 70778880, while the sum is 65.

The spelling of 253489088288 in words is "two hundred fifty-three billion, four hundred eighty-nine million, eighty-eight thousand, two hundred eighty-eight".