53320819167 has 108 divisors (see below), whose sum is σ = 98773758720. Its totient is φ = 27616216320.

The previous prime is 53320819147. The next prime is 53320819207. The reversal of 53320819167 is 76191802335.

53320819167 is a `hidden beast` number, since 533 + 20 + 8 + 1 + 91 + 6 + 7 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-53320819167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53320819147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 20435959 + ... + 20438567.

It is an arithmetic number, because the mean of its divisors is an integer number (914571840).

Almost surely, 2^53320819167 is an apocalyptic number.

53320819167 is a deficient number, since it is larger than the sum of its proper divisors (45452939553).

53320819167 is a wasteful number, since it uses less digits than its factorization.

53320819167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3034 (or 3013 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 53320819167 in words is "fifty-three billion, three hundred twenty million, eight hundred nineteen thousand, one hundred sixty-seven".