1055006005555 has 8 divisors (see below), whose sum is σ = 1295449234992. Its totient is φ = 824376785568.

The previous prime is 1055006005523. The next prime is 1055006005561. The reversal of 1055006005555 is 5555006005501.

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 1055006005555 - 2⁵ = 1055006005523 is a prime.

It is a super-2 number, since 2×1055006005555² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

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, 2453502124 + ... + 2453502553.

It is an arithmetic number, because the mean of its divisors is an integer number (161931154374).

Almost surely, 2^{1055006005555} is an apocalyptic number.

1055006005555 is a deficient number, since it is larger than the sum of its proper divisors (240443229437).

1055006005555 is an equidigital number, since it uses as much as digits as its factorization.

1055006005555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4907004725.

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 1055006005555 in words is "one trillion, fifty-five billion, six million, five thousand, five hundred fifty-five".