55505010603 has 64 divisors (see below), whose sum is σ = 90177380352. Its totient is φ = 29701002240.

The previous prime is 55505010571. The next prime is 55505010667. The reversal of 55505010603 is 30601050555.

It is not a de Polignac number, because 55505010603 - 2⁵ = 55505010571 is a prime.

It is a super-3 number, since 3×55505010603³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (55505015603) 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 63 ways as a sum of consecutive naturals, for example, 2507701 + ... + 2529737.

It is an arithmetic number, because the mean of its divisors is an integer number (1409021568).

Almost surely, 2^55505010603 is an apocalyptic number.

55505010603 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

55505010603 is a deficient number, since it is larger than the sum of its proper divisors (34672369749).

55505010603 is a wasteful number, since it uses less digits than its factorization.

55505010603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22204.

The product of its (nonzero) digits is 11250, while the sum is 30.

The spelling of 55505010603 in words is "fifty-five billion, five hundred five million, ten thousand, six hundred three".