10005055556 has 12 divisors (see below), whose sum is σ = 17682202860. Its totient is φ = 4952997600.

The previous prime is 10005055553. The next prime is 10005055583. The reversal of 10005055556 is 65555050001.

It can be written as a sum of positive squares in 2 ways, for example, as 4155865156 + 5849190400 = 64466^2 + 76480^2 .

It is a super-2 number, since 2×10005055556² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10005055553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12382091 + ... + 12382898.

It is an arithmetic number, because the mean of its divisors is an integer number (1473516905).

Almost surely, 2^10005055556 is an apocalyptic number.

It is an amenable number.

10005055556 is a deficient number, since it is larger than the sum of its proper divisors (7677147304).

10005055556 is a wasteful number, since it uses less digits than its factorization.

10005055556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24765094 (or 24765092 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 10005055556 in words is "ten billion, five million, fifty-five thousand, five hundred fifty-six".