55561105003 has 8 divisors (see below), whose sum is σ = 56870227568. Its totient is φ = 54252755424.

The previous prime is 55561105001. The next prime is 55561105021. The reversal of 55561105003 is 30050116555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55561105003 - 2¹ = 55561105001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55561105001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46500 + ... + 336577.

It is an arithmetic number, because the mean of its divisors is an integer number (7108778446).

Almost surely, 2^55561105003 is an apocalyptic number.

55561105003 is a deficient number, since it is larger than the sum of its proper divisors (1309122565).

55561105003 is a wasteful number, since it uses less digits than its factorization.

55561105003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386493.

The product of its (nonzero) digits is 11250, while the sum is 31.

The spelling of 55561105003 in words is "fifty-five billion, five hundred sixty-one million, one hundred five thousand, three".