53855538705201 has 4 divisors (see below), whose sum is σ = 71807384940272. Its totient is φ = 35903692470132.

The previous prime is 53855538705167. The next prime is 53855538705209. The reversal of 53855538705201 is 10250783555835.

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 de Polignac number, because none of the positive numbers 2^k-53855538705201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53855538705209) 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, 8975923117531 + ... + 8975923117536.

It is an arithmetic number, because the mean of its divisors is an integer number (17951846235068).

Almost surely, 2^{53855538705201} is an apocalyptic number.

It is an amenable number.

53855538705201 is a deficient number, since it is larger than the sum of its proper divisors (17951846235071).

53855538705201 is a wasteful number, since it uses less digits than its factorization.

53855538705201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17951846235070.

The product of its (nonzero) digits is 25200000, while the sum is 57.

The spelling of 53855538705201 in words is "fifty-three trillion, eight hundred fifty-five billion, five hundred thirty-eight million, seven hundred five thousand, two hundred one".