253278089808 has 40 divisors (see below), whose sum is σ = 654327632256. Its totient is φ = 84422688000.

The previous prime is 253278089807. The next prime is 253278089881. The reversal of 253278089808 is 808980872352.

253278089808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253278089807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1321513 + ... + 1500983.

Almost surely, 2^253278089808 is an apocalyptic number.

It is an amenable number.

253278089808 is an abundant number, since it is smaller than the sum of its proper divisors (401049542448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253278089808 is a wasteful number, since it uses less digits than its factorization.

253278089808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208883 (or 208877 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 60.

The spelling of 253278089808 in words is "two hundred fifty-three billion, two hundred seventy-eight million, eighty-nine thousand, eight hundred eight".