53779228161 has 16 divisors (see below), whose sum is σ = 73733452608. Its totient is φ = 34841275200.

The previous prime is 53779228127. The next prime is 53779228169. The reversal of 53779228161 is 16182297735.

It is not a de Polignac number, because 53779228161 - 2⁷ = 53779228033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53779228169) 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, 203935 + ... + 386196.

It is an arithmetic number, because the mean of its divisors is an integer number (4608340788).

Almost surely, 2^53779228161 is an apocalyptic number.

It is an amenable number.

53779228161 is a deficient number, since it is larger than the sum of its proper divisors (19954224447).

53779228161 is a wasteful number, since it uses less digits than its factorization.

53779228161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590992.

The product of its digits is 1270080, while the sum is 51.

The spelling of 53779228161 in words is "fifty-three billion, seven hundred seventy-nine million, two hundred twenty-eight thousand, one hundred sixty-one".