53443166113 has 8 divisors (see below), whose sum is σ = 55289874600. Its totient is φ = 51596713728.

The previous prime is 53443166107. The next prime is 53443166129. The reversal of 53443166113 is 31166134435.

It can be written as a sum of positive squares in 4 ways, for example, as 6824742544 + 46618423569 = 82612^2 + 215913^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 53443166113 - 2⁵ = 53443166081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53443166143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423595 + ... + 535087.

It is an arithmetic number, because the mean of its divisors is an integer number (6911234325).

Almost surely, 2^53443166113 is an apocalyptic number.

It is an amenable number.

53443166113 is a deficient number, since it is larger than the sum of its proper divisors (1846708487).

53443166113 is a wasteful number, since it uses less digits than its factorization.

53443166113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128051.

The product of its digits is 77760, while the sum is 37.

The spelling of 53443166113 in words is "fifty-three billion, four hundred forty-three million, one hundred sixty-six thousand, one hundred thirteen".