53775334342657 has 4 divisors (see below), whose sum is σ = 53775564343600. Its totient is φ = 53775104341716.

The previous prime is 53775334342649. The next prime is 53775334342747. The reversal of 53775334342657 is 75624343357735.

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 53775334342657 - 2³ = 53775334342649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53775334340657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114649407 + ... + 115117492.

It is an arithmetic number, because the mean of its divisors is an integer number (13443891085900).

Almost surely, 2^{53775334342657} is an apocalyptic number.

It is an amenable number.

53775334342657 is a deficient number, since it is larger than the sum of its proper divisors (230000943).

53775334342657 is a wasteful number, since it uses less digits than its factorization.

53775334342657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230000942.

The product of its digits is 666792000, while the sum is 64.

The spelling of 53775334342657 in words is "fifty-three trillion, seven hundred seventy-five billion, three hundred thirty-four million, three hundred forty-two thousand, six hundred fifty-seven".