55265661003 has 16 divisors (see below), whose sum is σ = 84440128256. Its totient is φ = 31495707360.

The previous prime is 55265661001. The next prime is 55265661007. The reversal of 55265661003 is 30016656255.

It is not a de Polignac number, because 55265661003 - 2¹ = 55265661001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55265661001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3519913 + ... + 3535578.

It is an arithmetic number, because the mean of its divisors is an integer number (5277508016).

Almost surely, 2^55265661003 is an apocalyptic number.

55265661003 is a deficient number, since it is larger than the sum of its proper divisors (29174467253).

55265661003 is a wasteful number, since it uses less digits than its factorization.

55265661003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7055874.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 55265661003 in words is "fifty-five billion, two hundred sixty-five million, six hundred sixty-one thousand, three".