655550505103 has 8 divisors (see below), whose sum is σ = 725057939648. Its totient is φ = 588768852384.

The previous prime is 655550505101. The next prime is 655550505119. The reversal of 655550505103 is 301505055556.

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 655550505103 - 2¹ = 655550505101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655550505101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681444951 + ... + 681445912.

It is an arithmetic number, because the mean of its divisors is an integer number (90632242456).

Almost surely, 2^655550505103 is an apocalyptic number.

655550505103 is a deficient number, since it is larger than the sum of its proper divisors (69507434545).

655550505103 is a wasteful number, since it uses less digits than its factorization.

655550505103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362890913.

The product of its (nonzero) digits is 281250, while the sum is 40.

The spelling of 655550505103 in words is "six hundred fifty-five billion, five hundred fifty million, five hundred five thousand, one hundred three".