53017650461 has 2 divisors, whose sum is σ = 53017650462. Its totient is φ = 53017650460.

The previous prime is 53017650409. The next prime is 53017650463. The reversal of 53017650461 is 16405671035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36041124025 + 16976526436 = 189845^2 + 130294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53017650461 is a prime.

Together with 53017650463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53017650463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26508825230 + 26508825231.

It is an arithmetic number, because the mean of its divisors is an integer number (26508825231).

Almost surely, 2^53017650461 is an apocalyptic number.

It is an amenable number.

53017650461 is a deficient number, since it is larger than the sum of its proper divisors (1).

53017650461 is an equidigital number, since it uses as much as digits as its factorization.

53017650461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 53017650461 in words is "fifty-three billion, seventeen million, six hundred fifty thousand, four hundred sixty-one".