55206040616304 has 80 divisors (see below), whose sum is σ = 151520773314720. Its totient is φ = 17287259673600.

The previous prime is 55206040616269. The next prime is 55206040616371. The reversal of 55206040616304 is 40361604060255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535887847 + ... + 535990854.

It is an arithmetic number, because the mean of its divisors is an integer number (1894009666434).

Almost surely, 2^{55206040616304} is an apocalyptic number.

It is an amenable number.

55206040616304 is an abundant number, since it is smaller than the sum of its proper divisors (96314732698416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55206040616304 is a wasteful number, since it uses less digits than its factorization.

55206040616304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071878778 (or 1071878772 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

Adding to 55206040616304 its reverse (40361604060255), we get a palindrome (95567644676559).

The spelling of 55206040616304 in words is "fifty-five trillion, two hundred six billion, forty million, six hundred sixteen thousand, three hundred four".