55560109028 has 6 divisors (see below), whose sum is σ = 97230190806. Its totient is φ = 27780054512.

The previous prime is 55560108991. The next prime is 55560109049. The reversal of 55560109028 is 82090106555.

It can be written as a sum of positive squares in only one way, i.e., 30200183524 + 25359925504 = 173782^2 + 159248^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6945013625 + ... + 6945013632.

It is an arithmetic number, because the mean of its divisors is an integer number (16205031801).

Almost surely, 2^55560109028 is an apocalyptic number.

It is an amenable number.

55560109028 is a deficient number, since it is larger than the sum of its proper divisors (41670081778).

55560109028 is a wasteful number, since it uses less digits than its factorization.

55560109028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13890027261 (or 13890027259 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 55560109028 in words is "fifty-five billion, five hundred sixty million, one hundred nine thousand, twenty-eight".