53550055311 has 4 divisors (see below), whose sum is σ = 71400073752. Its totient is φ = 35700036872.

The previous prime is 53550055283. The next prime is 53550055337. The reversal of 53550055311 is 11355005535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53550055311 - 2⁹ = 53550054799 is a prime.

It is a super-2 number, since 2×53550055311² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53550055381) 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, 8925009216 + ... + 8925009221.

It is an arithmetic number, because the mean of its divisors is an integer number (17850018438).

Almost surely, 2^53550055311 is an apocalyptic number.

53550055311 is a deficient number, since it is larger than the sum of its proper divisors (17850018441).

53550055311 is a wasteful number, since it uses less digits than its factorization.

53550055311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17850018440.

The product of its (nonzero) digits is 28125, while the sum is 33.

The spelling of 53550055311 in words is "fifty-three billion, five hundred fifty million, fifty-five thousand, three hundred eleven".