10500005056 has 56 divisors (see below), whose sum is σ = 20962965440. Its totient is φ = 5218117632.

The previous prime is 10500005053. The next prime is 10500005099. The reversal of 10500005056 is 65050000501.

It is a super-2 number, since 2×10500005056² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10500005053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9606046 + ... + 9607138.

Almost surely, 2^10500005056 is an apocalyptic number.

10500005056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10500005056 is a deficient number, since it is larger than the sum of its proper divisors (10462960384).

10500005056 is a wasteful number, since it uses less digits than its factorization.

10500005056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881 (or 1871 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

Adding to 10500005056 its reverse (65050000501), we get a palindrome (75550005557).

The spelling of 10500005056 in words is "ten billion, five hundred million, five thousand, fifty-six".