55305263311177 has 16 divisors (see below), whose sum is σ = 62514293025600. Its totient is φ = 48465381666240.

The previous prime is 55305263311171. The next prime is 55305263311189. The reversal of 55305263311177 is 77111336250355.

It is a de Polignac number, because none of the positive numbers 2^k-55305263311177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55305263311177.

It is not an unprimeable number, because it can be changed into a prime (55305263311171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139843518 + ... + 140238439.

It is an arithmetic number, because the mean of its divisors is an integer number (3907143314100).

Almost surely, 2^{55305263311177} is an apocalyptic number.

It is an amenable number.

55305263311177 is a deficient number, since it is larger than the sum of its proper divisors (7209029714423).

55305263311177 is a wasteful number, since it uses less digits than its factorization.

55305263311177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280082616.

The product of its (nonzero) digits is 1984500, while the sum is 49.

The spelling of 55305263311177 in words is "fifty-five trillion, three hundred five billion, two hundred sixty-three million, three hundred eleven thousand, one hundred seventy-seven".