55586280403 has 4 divisors (see below), whose sum is σ = 55603725160. Its totient is φ = 55568835648.

The previous prime is 55586280289. The next prime is 55586280413. The reversal of 55586280403 is 30408268555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55586280403 - 2⁹ = 55586279891 is a prime.

It is a super-3 number, since 3×55586280403³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55586280413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8717598 + ... + 8723971.

It is an arithmetic number, because the mean of its divisors is an integer number (13900931290).

Almost surely, 2^55586280403 is an apocalyptic number.

55586280403 is a deficient number, since it is larger than the sum of its proper divisors (17444757).

55586280403 is a wasteful number, since it uses less digits than its factorization.

55586280403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17444756.

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 55586280403 in words is "fifty-five billion, five hundred eighty-six million, two hundred eighty thousand, four hundred three".