53235722077 has 4 divisors (see below), whose sum is σ = 53260155520. Its totient is φ = 53211288636.

The previous prime is 53235722047. The next prime is 53235722119. The reversal of 53235722077 is 77022753235.

53235722077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53235722077 - 2¹⁹ = 53235197789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53235722017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12213453 + ... + 12217810.

It is an arithmetic number, because the mean of its divisors is an integer number (13315038880).

Almost surely, 2^53235722077 is an apocalyptic number.

It is an amenable number.

53235722077 is a deficient number, since it is larger than the sum of its proper divisors (24433443).

53235722077 is a wasteful number, since it uses less digits than its factorization.

53235722077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24433442.

The product of its (nonzero) digits is 617400, while the sum is 43.

The spelling of 53235722077 in words is "fifty-three billion, two hundred thirty-five million, seven hundred twenty-two thousand, seventy-seven".