53250143552 has 14 divisors (see below), whose sum is σ = 105668253738. Its totient is φ = 26625071744.

The previous prime is 53250143521. The next prime is 53250143581. The reversal of 53250143552 is 25534105235.

It can be written as a sum of positive squares in only one way, i.e., 44581788736 + 8668354816 = 211144^2 + 93104^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 416016683 + ... + 416016810.

Almost surely, 2^53250143552 is an apocalyptic number.

It is an amenable number.

53250143552 is a deficient number, since it is larger than the sum of its proper divisors (52418110186).

53250143552 is an equidigital number, since it uses as much as digits as its factorization.

53250143552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832033505 (or 832033495 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

Adding to 53250143552 its reverse (25534105235), we get a palindrome (78784248787).

The spelling of 53250143552 in words is "fifty-three billion, two hundred fifty million, one hundred forty-three thousand, five hundred fifty-two".