53390847346877 has 2 divisors, whose sum is σ = 53390847346878. Its totient is φ = 53390847346876.

The previous prime is 53390847346847. The next prime is 53390847346883. The reversal of 53390847346877 is 77864374809335.

53390847346877 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33916110652516 + 19474736694361 = 5823754^2 + 4413019^2 .

It is a cyclic number.

It is not a de Polignac number, because 53390847346877 - 2²⁰ = 53390846298301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53390847346807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26695423673438 + 26695423673439.

It is an arithmetic number, because the mean of its divisors is an integer number (26695423673439).

Almost surely, 2^{53390847346877} is an apocalyptic number.

It is an amenable number.

53390847346877 is a deficient number, since it is larger than the sum of its proper divisors (1).

53390847346877 is an equidigital number, since it uses as much as digits as its factorization.

53390847346877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560481280, while the sum is 74.

The spelling of 53390847346877 in words is "fifty-three trillion, three hundred ninety billion, eight hundred forty-seven million, three hundred forty-six thousand, eight hundred seventy-seven".