53446451164 has 24 divisors (see below), whose sum is σ = 99287763120. Its totient is φ = 25086602496.

The previous prime is 53446451161. The next prime is 53446451173. The reversal of 53446451164 is 46115464435.

It is a self number, because there is not a number n which added to its sum of digits gives 53446451164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53446451161) 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 7 ways as a sum of consecutive naturals, for example, 983802 + ... + 1036705.

It is an arithmetic number, because the mean of its divisors is an integer number (4136990130).

Almost surely, 2^53446451164 is an apocalyptic number.

It is an amenable number.

53446451164 is a deficient number, since it is larger than the sum of its proper divisors (45841311956).

53446451164 is a wasteful number, since it uses less digits than its factorization.

53446451164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020917 (or 2020915 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The spelling of 53446451164 in words is "fifty-three billion, four hundred forty-six million, four hundred fifty-one thousand, one hundred sixty-four".