53543510442 has 48 divisors (see below), whose sum is σ = 118707613128. Its totient is φ = 17435857920.

The previous prime is 53543510413. The next prime is 53543510473. The reversal of 53543510442 is 24401534535.

53543510442 is a `hidden beast` number, since 5 + 3 + 543 + 5 + 104 + 4 + 2 = 666.

53543510442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 44285414481 + 9258095961 = 210441^2 + 96219^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53543510397 and 53543510406.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101842 + ... + 342722.

Almost surely, 2^53543510442 is an apocalyptic number.

53543510442 is an abundant number, since it is smaller than the sum of its proper divisors (65164102686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53543510442 is a wasteful number, since it uses less digits than its factorization.

53543510442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241175 (or 241172 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 53543510442 in words is "fifty-three billion, five hundred forty-three million, five hundred ten thousand, four hundred forty-two".