53453252530 has 8 divisors (see below), whose sum is σ = 96215854572. Its totient is φ = 21381301008.

The previous prime is 53453252509. The next prime is 53453252543. The reversal of 53453252530 is 3525235435.

It can be written as a sum of positive squares in 2 ways, for example, as 49729446001 + 3723806529 = 223001^2 + 61023^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 53453252530.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2672662617 + ... + 2672662636.

Almost surely, 2^53453252530 is an apocalyptic number.

53453252530 is a deficient number, since it is larger than the sum of its proper divisors (42762602042).

53453252530 is a wasteful number, since it uses less digits than its factorization.

53453252530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5345325260.

The product of its (nonzero) digits is 270000, while the sum is 37.

Adding to 53453252530 its reverse (3525235435), we get a palindrome (56978487965).

The spelling of 53453252530 in words is "fifty-three billion, four hundred fifty-three million, two hundred fifty-two thousand, five hundred thirty".