55558082503 has 16 divisors (see below), whose sum is σ = 70956668160. Its totient is φ = 42236107200.

The previous prime is 55558082501. The next prime is 55558082537. The reversal of 55558082503 is 30528085555.

It is not a de Polignac number, because 55558082503 - 2¹ = 55558082501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55558082501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8796033 + ... + 8802346.

It is an arithmetic number, because the mean of its divisors is an integer number (4434791760).

Almost surely, 2^55558082503 is an apocalyptic number.

55558082503 is a deficient number, since it is larger than the sum of its proper divisors (15398585657).

55558082503 is a wasteful number, since it uses less digits than its factorization.

55558082503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17598438.

The product of its (nonzero) digits is 1200000, while the sum is 46.

The spelling of 55558082503 in words is "fifty-five billion, five hundred fifty-eight million, eighty-two thousand, five hundred three".