10001056005 has 24 divisors (see below), whose sum is σ = 17340231168. Its totient is φ = 5332337376.

The previous prime is 10001056003. The next prime is 10001056067. The reversal of 10001056005 is 50065010001.

10001056005 is a `hidden beast` number, since 100 + 0 + 1 + 0 + 560 + 0 + 5 = 666.

It is not a de Polignac number, because 10001056005 - 2¹ = 10001056003 is a prime.

It is a super-2 number, since 2×10001056005² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001056003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132364 + ... + 193706.

It is an arithmetic number, because the mean of its divisors is an integer number (722509632).

Almost surely, 2^10001056005 is an apocalyptic number.

10001056005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10001056005 is a deficient number, since it is larger than the sum of its proper divisors (7339175163).

10001056005 is a wasteful number, since it uses less digits than its factorization.

10001056005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64977 (or 64974 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 10001056005 its reverse (50065010001), we get a palindrome (60066066006).

The spelling of 10001056005 in words is "ten billion, one million, fifty-six thousand, five".