55600505000001 has 16 divisors (see below), whose sum is σ = 88707358405120. Its totient is φ = 34215695384400.

The previous prime is 55600504999997. The next prime is 55600505000011. The reversal of 55600505000001 is 10000050500655.

55600505000001 is a `hidden beast` number, since 5 + 5 + 600 + 5 + 0 + 50 + 0 + 0 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 55600505000001 - 2² = 55600504999997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (55600505000011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79202998225 + ... + 79202998926.

It is an arithmetic number, because the mean of its divisors is an integer number (5544209900320).

Almost surely, 2^{55600505000001} is an apocalyptic number.

It is an amenable number.

55600505000001 is a deficient number, since it is larger than the sum of its proper divisors (33106853405119).

55600505000001 is a wasteful number, since it uses less digits than its factorization.

55600505000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158405997173 (or 158405997167 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

Adding to 55600505000001 its reverse (10000050500655), we get a palindrome (65600555500656).

The spelling of 55600505000001 in words is "fifty-five trillion, six hundred billion, five hundred five million, one", and thus it is an aban number.