1001056010555 has 8 divisors (see below), whose sum is σ = 1217722928352. Its totient is φ = 789874331328.

The previous prime is 1001056010503. The next prime is 1001056010567. The reversal of 1001056010555 is 5550106501001.

It is a happy number.

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 1001056010555 - 2⁸ = 1001056010299 is a prime.

It is a super-2 number, since 2×1001056010555² (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, 1371309239 + ... + 1371309968.

It is an arithmetic number, because the mean of its divisors is an integer number (152215366044).

Almost surely, 2^{1001056010555} is an apocalyptic number.

1001056010555 is a deficient number, since it is larger than the sum of its proper divisors (216666917797).

1001056010555 is an equidigital number, since it uses as much as digits as its factorization.

1001056010555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2742619285.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 1001056010555 in words is "one trillion, one billion, fifty-six million, ten thousand, five hundred fifty-five".