51795677 has 2 divisors, whose sum is σ = 51795678. Its totient is φ = 51795676.

The previous prime is 51795673. The next prime is 51795683. The reversal of 51795677 is 77659715.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41847961 + 9947716 = 6469^2 + 3154^2 .

It is a cyclic number.

It is not a de Polignac number, because 51795677 - 2² = 51795673 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51795673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25897838 + 25897839.

It is an arithmetic number, because the mean of its divisors is an integer number (25897839).

Almost surely, 2^51795677 is an apocalyptic number.

It is an amenable number.

51795677 is a deficient number, since it is larger than the sum of its proper divisors (1).

51795677 is an equidigital number, since it uses as much as digits as its factorization.

51795677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 463050, while the sum is 47.

The square root of 51795677 is about 7196.9213556909. The cubic root of 51795677 is about 372.7616035420.

The spelling of 51795677 in words is "fifty-one million, seven hundred ninety-five thousand, six hundred seventy-seven".