53250143553 has 64 divisors (see below), whose sum is σ = 82608522240. Its totient is φ = 33867590400.

The previous prime is 53250143521. The next prime is 53250143581. The reversal of 53250143553 is 35534105235.

53250143553 is a `hidden beast` number, since 53 + 2 + 50 + 1 + 4 + 3 + 553 = 666.

53250143553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53250143553 - 2⁵ = 53250143521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53250143593) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22363423 + ... + 22365803.

It is an arithmetic number, because the mean of its divisors is an integer number (1290758160).

Almost surely, 2^53250143553 is an apocalyptic number.

It is an amenable number.

53250143553 is a deficient number, since it is larger than the sum of its proper divisors (29358378687).

53250143553 is a wasteful number, since it uses less digits than its factorization.

53250143553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855 (or 2849 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

Adding to 53250143553 its reverse (35534105235), we get a palindrome (88784248788).

The spelling of 53250143553 in words is "fifty-three billion, two hundred fifty million, one hundred forty-three thousand, five hundred fifty-three".