55025312600503 has 64 divisors (see below), whose sum is σ = 67334141952000. Its totient is φ = 43921099805184.

The previous prime is 55025312600501. The next prime is 55025312600507. The reversal of 55025312600503 is 30500621352055.

It is not a de Polignac number, because 55025312600503 - 2¹ = 55025312600501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55025312600501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2020079358 + ... + 2020106596.

It is an arithmetic number, because the mean of its divisors is an integer number (1052095968000).

Almost surely, 2^{55025312600503} is an apocalyptic number.

55025312600503 is a deficient number, since it is larger than the sum of its proper divisors (12308829351497).

55025312600503 is a wasteful number, since it uses less digits than its factorization.

55025312600503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28484.

The product of its (nonzero) digits is 135000, while the sum is 37.

Adding to 55025312600503 its reverse (30500621352055), we get a palindrome (85525933952558).

It can be divided in two parts, 550253 and 12600503, that added together give a triangular number (13150756 = T₅₁₂₈).

The spelling of 55025312600503 in words is "fifty-five trillion, twenty-five billion, three hundred twelve million, six hundred thousand, five hundred three".