55213054504 has 16 divisors (see below), whose sum is σ = 103692273300. Its totient is φ = 27561781632.

The previous prime is 55213054483. The next prime is 55213054513. The reversal of 55213054504 is 40545031255.

55213054504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 41383764900 + 13829289604 = 203430^2 + 117598^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55213054504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5587959 + ... + 5597830.

Almost surely, 2^55213054504 is an apocalyptic number.

It is an amenable number.

55213054504 is a deficient number, since it is larger than the sum of its proper divisors (48479218796).

55213054504 is a wasteful number, since it uses less digits than its factorization.

55213054504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11186412 (or 11186408 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

Adding to 55213054504 its reverse (40545031255), we get a palindrome (95758085759).

The spelling of 55213054504 in words is "fifty-five billion, two hundred thirteen million, fifty-four thousand, five hundred four".