53165781304 has 16 divisors (see below), whose sum is σ = 104932463400. Its totient is φ = 25183791072.

The previous prime is 53165781301. The next prime is 53165781343. The reversal of 53165781304 is 40318756135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53165781301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174887287 + ... + 174887590.

Almost surely, 2^53165781304 is an apocalyptic number.

It is an amenable number.

53165781304 is a deficient number, since it is larger than the sum of its proper divisors (51766682096).

53165781304 is a wasteful number, since it uses less digits than its factorization.

53165781304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349774902 (or 349774898 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 53165781304 in words is "fifty-three billion, one hundred sixty-five million, seven hundred eighty-one thousand, three hundred four".