53855159905 has 16 divisors (see below), whose sum is σ = 65283264000. Its totient is φ = 42646305600.

The previous prime is 53855159887. The next prime is 53855159947. The reversal of 53855159905 is 50995155835.

It is not a de Polignac number, because 53855159905 - 2¹¹ = 53855157857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2270296 + ... + 2293894.

It is an arithmetic number, because the mean of its divisors is an integer number (4080204000).

Almost surely, 2^53855159905 is an apocalyptic number.

It is an amenable number.

53855159905 is a deficient number, since it is larger than the sum of its proper divisors (11428104095).

53855159905 is a wasteful number, since it uses less digits than its factorization.

53855159905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28224.

The product of its (nonzero) digits is 6075000, while the sum is 55.

The spelling of 53855159905 in words is "fifty-three billion, eight hundred fifty-five million, one hundred fifty-nine thousand, nine hundred five".