53012442530 has 8 divisors (see below), whose sum is σ = 95422396572. Its totient is φ = 21204977008.

The previous prime is 53012442493. The next prime is 53012442557. The reversal of 53012442530 is 3524421035.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49239166201 + 3773276329 = 221899^2 + 61427^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 53012442493 and 53012442502.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2650622117 + ... + 2650622136.

Almost surely, 2^53012442530 is an apocalyptic number.

53012442530 is a deficient number, since it is larger than the sum of its proper divisors (42409954042).

53012442530 is a wasteful number, since it uses less digits than its factorization.

53012442530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5301244260.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 53012442530 its reverse (3524421035), we get a palindrome (56536863565).

The spelling of 53012442530 in words is "fifty-three billion, twelve million, four hundred forty-two thousand, five hundred thirty".