53853885035505 has 48 divisors (see below), whose sum is σ = 95870772541440. Its totient is φ = 27945463480704.

The previous prime is 53853885035477. The next prime is 53853885035539. The reversal of 53853885035505 is 50553058835835.

53853885035505 is a `hidden beast` number, since 53 + 85 + 388 + 50 + 35 + 50 + 5 = 666.

It is not a de Polignac number, because 53853885035505 - 2¹⁸ = 53853884773361 is a prime.

It is a super-2 number, since 2×53853885035505² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 200036776 + ... + 200305814.

It is an arithmetic number, because the mean of its divisors is an integer number (1997307761280).

Almost surely, 2^{53853885035505} is an apocalyptic number.

It is an amenable number.

53853885035505 is a deficient number, since it is larger than the sum of its proper divisors (42016887505935).

53853885035505 is a wasteful number, since it uses less digits than its factorization.

53853885035505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389310 (or 389307 counting only the distinct ones).

The product of its (nonzero) digits is 216000000, while the sum is 63.

The spelling of 53853885035505 in words is "fifty-three trillion, eight hundred fifty-three billion, eight hundred eighty-five million, thirty-five thousand, five hundred five".