10500551018 has 16 divisors (see below), whose sum is σ = 15941068704. Its totient is φ = 5187215280.

The previous prime is 10500551011. The next prime is 10500551027. The reversal of 10500551018 is 81015500501.

10500551018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10500551018² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10500551011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28805 + ... + 147752.

It is an arithmetic number, because the mean of its divisors is an integer number (996316794).

Almost surely, 2^10500551018 is an apocalyptic number.

10500551018 is a deficient number, since it is larger than the sum of its proper divisors (5440517686).

10500551018 is a wasteful number, since it uses less digits than its factorization.

10500551018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176917.

The product of its (nonzero) digits is 1000, while the sum is 26.

The spelling of 10500551018 in words is "ten billion, five hundred million, five hundred fifty-one thousand, eighteen".