321468545853 has 64 divisors (see below), whose sum is σ = 586512568320. Its totient is φ = 169461948096.

The previous prime is 321468545843. The next prime is 321468545857. The reversal of 321468545853 is 358545864123.

321468545853 is a `hidden beast` number, since 3 + 2 + 1 + 4 + 6 + 8 + 54 + 585 + 3 = 666.

321468545853 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 321468545853 - 2²⁴ = 321451768637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 321468545853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321468545857) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4056576 + ... + 4135062.

It is an arithmetic number, because the mean of its divisors is an integer number (9164258880).

Almost surely, 2^321468545853 is an apocalyptic number.

It is an amenable number.

321468545853 is a deficient number, since it is larger than the sum of its proper divisors (265044022467).

321468545853 is a wasteful number, since it uses less digits than its factorization.

321468545853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80183 (or 80177 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 54.

The spelling of 321468545853 in words is "three hundred twenty-one billion, four hundred sixty-eight million, five hundred forty-five thousand, eight hundred fifty-three".