253432434512553 has 16 divisors (see below), whose sum is σ = 338058353848320. Its totient is φ = 168880747284864.

The previous prime is 253432434512539. The next prime is 253432434512563. The reversal of 253432434512553 is 355215434234352.

It is not a de Polignac number, because 253432434512553 - 2²⁶ = 253432367403689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253432434512496 and 253432434512505.

It is not an unprimeable number, because it can be changed into a prime (253432434512503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86916568 + ... + 89785046.

It is an arithmetic number, because the mean of its divisors is an integer number (21128647115520).

Almost surely, 2^{253432434512553} is an apocalyptic number.

It is an amenable number.

253432434512553 is a deficient number, since it is larger than the sum of its proper divisors (84625919335767).

253432434512553 is a wasteful number, since it uses less digits than its factorization.

253432434512553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881408.

The product of its digits is 25920000, while the sum is 51.

The spelling of 253432434512553 in words is "two hundred fifty-three trillion, four hundred thirty-two billion, four hundred thirty-four million, five hundred twelve thousand, five hundred fifty-three".