55555000505 has 8 divisors (see below), whose sum is σ = 70174737600. Its totient is φ = 42104842416.

The previous prime is 55555000483. The next prime is 55555000531. The reversal of 55555000505 is 50500055555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55555000505 - 2¹⁶ = 55554934969 is a prime.

It is a super-2 number, since 2×55555000505² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292394645 + ... + 292394834.

It is an arithmetic number, because the mean of its divisors is an integer number (8771842200).

Almost surely, 2^55555000505 is an apocalyptic number.

It is an amenable number.

55555000505 is a deficient number, since it is larger than the sum of its proper divisors (14619737095).

55555000505 is a wasteful number, since it uses less digits than its factorization.

55555000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584789503.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 55555000505 in words is "fifty-five billion, five hundred fifty-five million, five hundred five", and thus it is an aban number.