53771332767 has 16 divisors (see below), whose sum is σ = 72357273600. Its totient is φ = 35517236832.

The previous prime is 53771332757. The next prime is 53771332777. The reversal of 53771332767 is 76723317735.

It is an interprime number because it is at equal distance from previous prime (53771332757) and next prime (53771332777).

It is not a de Polignac number, because 53771332767 - 2¹⁰ = 53771331743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53771332757) 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 15 ways as a sum of consecutive naturals, for example, 188109 + ... + 378057.

It is an arithmetic number, because the mean of its divisors is an integer number (4522329600).

Almost surely, 2^53771332767 is an apocalyptic number.

53771332767 is a deficient number, since it is larger than the sum of its proper divisors (18585940833).

53771332767 is a wasteful number, since it uses less digits than its factorization.

53771332767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190822.

The product of its digits is 3889620, while the sum is 51.

The spelling of 53771332767 in words is "fifty-three billion, seven hundred seventy-one million, three hundred thirty-two thousand, seven hundred sixty-seven".