53522000725577 has 4 divisors (see below), whose sum is σ = 53522697694356. Its totient is φ = 53521303756800.

The previous prime is 53522000725573. The next prime is 53522000725597. The reversal of 53522000725577 is 77552700022535.

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 52786967135296 + 735033590281 = 7265464^2 + 857341^2 .

It is a cyclic number.

It is not a de Polignac number, because 53522000725577 - 2² = 53522000725573 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53522000725573) 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, 348369188 + ... + 348522789.

It is an arithmetic number, because the mean of its divisors is an integer number (13380674423589).

Almost surely, 2^{53522000725577} is an apocalyptic number.

It is an amenable number.

53522000725577 is a deficient number, since it is larger than the sum of its proper divisors (696968779).

53522000725577 is an equidigital number, since it uses as much as digits as its factorization.

53522000725577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696968778.

The product of its (nonzero) digits is 5145000, while the sum is 50.

The spelling of 53522000725577 in words is "fifty-three trillion, five hundred twenty-two billion, seven hundred twenty-five thousand, five hundred seventy-seven".