52424242425 has 18 divisors (see below), whose sum is σ = 93897643502. Its totient is φ = 27959595840.

The previous prime is 52424242417. The next prime is 52424242433.

52424242425 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (52424242417) and next prime (52424242433).

It can be written as a sum of positive squares in 3 ways, for example, as 297873081 + 52126369344 = 17259^2 + 228312^2 .

It is not a de Polignac number, because 52424242425 - 2³ = 52424242417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52424242425.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 116498092 + ... + 116498541.

Almost surely, 2^52424242425 is an apocalyptic number.

It is an amenable number.

52424242425 is a deficient number, since it is larger than the sum of its proper divisors (41473401077).

52424242425 is a wasteful number, since it uses less digits than its factorization.

52424242425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232996649 (or 232996641 counting only the distinct ones).

The product of its digits is 204800, while the sum is 36.

It can be divided in two parts, 52424 and 242425, that added together give a square (294849 = 543²).

The spelling of 52424242425 in words is "fifty-two billion, four hundred twenty-four million, two hundred forty-two thousand, four hundred twenty-five".