10556055019 has 4 divisors (see below), whose sum is σ = 10561645080. Its totient is φ = 10550464960.

The previous prime is 10556054921. The next prime is 10556055023. The reversal of 10556055019 is 91055065501.

It is a happy number.

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 10556055019 - 2¹¹ = 10556052971 is a prime.

It is a super-2 number, since 2×10556055019² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10556055049) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2792197 + ... + 2795974.

It is an arithmetic number, because the mean of its divisors is an integer number (2640411270).

Almost surely, 2^10556055019 is an apocalyptic number.

10556055019 is a deficient number, since it is larger than the sum of its proper divisors (5590061).

10556055019 is an equidigital number, since it uses as much as digits as its factorization.

10556055019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5590060.

The product of its (nonzero) digits is 33750, while the sum is 37.

The spelling of 10556055019 in words is "ten billion, five hundred fifty-six million, fifty-five thousand, nineteen".