1055510556055 has 8 divisors (see below), whose sum is σ = 1267212118032. Its totient is φ = 844008811008.

The previous prime is 1055510556011. The next prime is 1055510556103. The reversal of 1055510556055 is 5506550155501.

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 1055510556055 - 2¹³ = 1055510547863 is a prime.

It is a super-2 number, since 2×1055510556055² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49942609 + ... + 49963738.

It is an arithmetic number, because the mean of its divisors is an integer number (158401514754).

Almost surely, 2^{1055510556055} is an apocalyptic number.

1055510556055 is a deficient number, since it is larger than the sum of its proper divisors (211701561977).

1055510556055 is an equidigital number, since it uses as much as digits as its factorization.

1055510556055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99908465.

The product of its (nonzero) digits is 468750, while the sum is 43.

The spelling of 1055510556055 in words is "one trillion, fifty-five billion, five hundred ten million, five hundred fifty-six thousand, fifty-five".