47577328361 has 2 divisors, whose sum is σ = 47577328362. Its totient is φ = 47577328360.

The previous prime is 47577328349. The next prime is 47577328367. The reversal of 47577328361 is 16382377574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47002240000 + 575088361 = 216800^2 + 23981^2 .

It is a cyclic number.

It is not a de Polignac number, because 47577328361 - 2¹⁰ = 47577327337 is a prime.

It is not a weakly prime, because it can be changed into another prime (47577328367) 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 as a sum of consecutive naturals, namely, 23788664180 + 23788664181.

It is an arithmetic number, because the mean of its divisors is an integer number (23788664181).

Almost surely, 2^47577328361 is an apocalyptic number.

It is an amenable number.

47577328361 is a deficient number, since it is larger than the sum of its proper divisors (1).

47577328361 is an equidigital number, since it uses as much as digits as its factorization.

47577328361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5927040, while the sum is 53.

The spelling of 47577328361 in words is "forty-seven billion, five hundred seventy-seven million, three hundred twenty-eight thousand, three hundred sixty-one".