53328585321 has 12 divisors (see below), whose sum is σ = 84032922480. Its totient is φ = 32320354680.

The previous prime is 53328585307. The next prime is 53328585341. The reversal of 53328585321 is 12358582335.

It is a happy number.

53328585321 is a `hidden beast` number, since 5 + 3 + 32 + 8 + 585 + 32 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-53328585321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53328585341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269336191 + ... + 269336388.

It is an arithmetic number, because the mean of its divisors is an integer number (7002743540).

Almost surely, 2^53328585321 is an apocalyptic number.

It is an amenable number.

53328585321 is a deficient number, since it is larger than the sum of its proper divisors (30704337159).

53328585321 is a wasteful number, since it uses less digits than its factorization.

53328585321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538672596 (or 538672593 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 53328585321 in words is "fifty-three billion, three hundred twenty-eight million, five hundred eighty-five thousand, three hundred twenty-one".