55513154304303 has 32 divisors (see below), whose sum is σ = 78423357600000. Its totient is φ = 34808746861056.

The previous prime is 55513154304299. The next prime is 55513154304323. The reversal of 55513154304303 is 30340345131555.

It is not a de Polignac number, because 55513154304303 - 2² = 55513154304299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55513154304323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 615379600 + ... + 615469802.

It is an arithmetic number, because the mean of its divisors is an integer number (2450729925000).

Almost surely, 2^{55513154304303} is an apocalyptic number.

55513154304303 is a deficient number, since it is larger than the sum of its proper divisors (22910203295697).

55513154304303 is a wasteful number, since it uses less digits than its factorization.

55513154304303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98071.

The product of its (nonzero) digits is 810000, while the sum is 42.

Adding to 55513154304303 its reverse (30340345131555), we get a palindrome (85853499435858).

The spelling of 55513154304303 in words is "fifty-five trillion, five hundred thirteen billion, one hundred fifty-four million, three hundred four thousand, three hundred three".