253425543453 has 24 divisors (see below), whose sum is σ = 401947273728. Its totient is φ = 159012103104.

The previous prime is 253425543403. The next prime is 253425543457. The reversal of 253425543453 is 354345524352.

253425543453 is a `hidden beast` number, since 2 + 5 + 3 + 42 + 554 + 3 + 4 + 53 = 666.

253425543453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 253425543453 - 2⁸ = 253425543197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253425543399 and 253425543408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253425543457) 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 23 ways as a sum of consecutive naturals, for example, 30669501 + ... + 30677762.

It is an arithmetic number, because the mean of its divisors is an integer number (16747803072).

Almost surely, 2^253425543453 is an apocalyptic number.

It is an amenable number.

253425543453 is a deficient number, since it is larger than the sum of its proper divisors (148521730275).

253425543453 is an equidigital number, since it uses as much as digits as its factorization.

253425543453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61347295 (or 61347283 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 45.

The spelling of 253425543453 in words is "two hundred fifty-three billion, four hundred twenty-five million, five hundred forty-three thousand, four hundred fifty-three".