53323155242425 has 24 divisors (see below), whose sum is σ = 67440791649240. Its totient is φ = 41808593049600.

The previous prime is 53323155242387. The next prime is 53323155242429. The reversal of 53323155242425 is 52424255132335.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 27497406977209 + 25825748265216 = 5243797^2 + 5081904^2 .

It is not a de Polignac number, because 53323155242425 - 2¹⁷ = 53323155111353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53323155242429) 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 23 ways as a sum of consecutive naturals, for example, 20428866 + ... + 22890715.

It is an arithmetic number, because the mean of its divisors is an integer number (2810032985385).

Almost surely, 2^{53323155242425} is an apocalyptic number.

It is an amenable number.

53323155242425 is a deficient number, since it is larger than the sum of its proper divisors (14117636406815).

53323155242425 is a wasteful number, since it uses less digits than its factorization.

53323155242425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43320573 (or 43320568 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 46.

The spelling of 53323155242425 in words is "fifty-three trillion, three hundred twenty-three billion, one hundred fifty-five million, two hundred forty-two thousand, four hundred twenty-five".