53305300777 has 4 divisors (see below), whose sum is σ = 53324416260. Its totient is φ = 53286185296.

The previous prime is 53305300757. The next prime is 53305300781. The reversal of 53305300777 is 77700350335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17059233321 + 36246067456 = 130611^2 + 190384^2 .

It is a cyclic number.

It is not a de Polignac number, because 53305300777 - 2¹¹ = 53305298729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53305300747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9553558 + ... + 9559135.

It is an arithmetic number, because the mean of its divisors is an integer number (13331104065).

Almost surely, 2^53305300777 is an apocalyptic number.

It is an amenable number.

53305300777 is a deficient number, since it is larger than the sum of its proper divisors (19115483).

53305300777 is a wasteful number, since it uses less digits than its factorization.

53305300777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19115482.

The product of its (nonzero) digits is 231525, while the sum is 40.

The spelling of 53305300777 in words is "fifty-three billion, three hundred five million, three hundred thousand, seven hundred seventy-seven".