53887918043 has 8 divisors (see below), whose sum is σ = 54836906256. Its totient is φ = 52947076000.

The previous prime is 53887918033. The next prime is 53887918067. The reversal of 53887918043 is 34081978835.

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 53887918043 - 2¹⁰ = 53887917019 is a prime.

It is a super-2 number, since 2×53887918043² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53887918043.

It is not an unprimeable number, because it can be changed into a prime (53887918013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2023196 + ... + 2049657.

It is an arithmetic number, because the mean of its divisors is an integer number (6854613282).

Almost surely, 2^53887918043 is an apocalyptic number.

53887918043 is a deficient number, since it is larger than the sum of its proper divisors (948988213).

53887918043 is a wasteful number, since it uses less digits than its factorization.

53887918043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073085.

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 53887918043 in words is "fifty-three billion, eight hundred eighty-seven million, nine hundred eighteen thousand, forty-three".