253525432513 has 8 divisors (see below), whose sum is σ = 260357924288. Its totient is φ = 246735511344.

The previous prime is 253525432507. The next prime is 253525432519. The reversal of 253525432513 is 315234525352.

It is an interprime number because it is at equal distance from previous prime (253525432507) and next prime (253525432519).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 253525432513 - 2²¹ = 253523335361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253525432519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10630581 + ... + 10654402.

It is an arithmetic number, because the mean of its divisors is an integer number (32544740536).

Almost surely, 2^253525432513 is an apocalyptic number.

It is an amenable number.

253525432513 is a deficient number, since it is larger than the sum of its proper divisors (6832491775).

253525432513 is a wasteful number, since it uses less digits than its factorization.

253525432513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21285303.

The product of its digits is 540000, while the sum is 40.

Adding to 253525432513 its reverse (315234525352), we get a palindrome (568759957865).

The spelling of 253525432513 in words is "two hundred fifty-three billion, five hundred twenty-five million, four hundred thirty-two thousand, five hundred thirteen".