51650887753 has 2 divisors, whose sum is σ = 51650887754. Its totient is φ = 51650887752.

The previous prime is 51650887747. The next prime is 51650887787. The reversal of 51650887753 is 35778805615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45885067264 + 5765820489 = 214208^2 + 75933^2 .

It is a cyclic number.

It is not a de Polignac number, because 51650887753 - 2¹⁷ = 51650756681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51650887694 and 51650887703.

It is not a weakly prime, because it can be changed into another prime (51657887753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25825443876 + 25825443877.

It is an arithmetic number, because the mean of its divisors is an integer number (25825443877).

Almost surely, 2^51650887753 is an apocalyptic number.

It is an amenable number.

51650887753 is a deficient number, since it is larger than the sum of its proper divisors (1).

51650887753 is an equidigital number, since it uses as much as digits as its factorization.

51650887753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056000, while the sum is 55.

The spelling of 51650887753 in words is "fifty-one billion, six hundred fifty million, eight hundred eighty-seven thousand, seven hundred fifty-three".