55351717053 has 8 divisors (see below), whose sum is σ = 73897767648. Its totient is φ = 36853405584.

The previous prime is 55351717009. The next prime is 55351717081. The reversal of 55351717053 is 35071715355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55351717053 - 2¹² = 55351712957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55351716996 and 55351717014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55351717753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11932075 + ... + 11936712.

It is an arithmetic number, because the mean of its divisors is an integer number (9237220956).

Almost surely, 2^55351717053 is an apocalyptic number.

It is an amenable number.

55351717053 is a deficient number, since it is larger than the sum of its proper divisors (18546050595).

55351717053 is a wasteful number, since it uses less digits than its factorization.

55351717053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23869563.

The product of its (nonzero) digits is 275625, while the sum is 42.

The spelling of 55351717053 in words is "fifty-five billion, three hundred fifty-one million, seven hundred seventeen thousand, fifty-three".