53019777058889 has 2 divisors, whose sum is σ = 53019777058890. Its totient is φ = 53019777058888.

The previous prime is 53019777058877. The next prime is 53019777058933. The reversal of 53019777058889 is 98885077791035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46172092950025 + 6847684108864 = 6795005^2 + 2616808^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53019777058889 is a prime.

It is a super-2 number, since 2×53019777058889² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (53019777058849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26509888529444 + 26509888529445.

It is an arithmetic number, because the mean of its divisors is an integer number (26509888529445).

Almost surely, 2^{53019777058889} is an apocalyptic number.

It is an amenable number.

53019777058889 is a deficient number, since it is larger than the sum of its proper divisors (1).

53019777058889 is an equidigital number, since it uses as much as digits as its factorization.

53019777058889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1066867200, while the sum is 77.

The spelling of 53019777058889 in words is "fifty-three trillion, nineteen billion, seven hundred seventy-seven million, fifty-eight thousand, eight hundred eighty-nine".