10821508126 has 32 divisors (see below), whose sum is σ = 19153461600. Its totient is φ = 4520638080.

The previous prime is 10821508109. The next prime is 10821508133. The reversal of 10821508126 is 62180512801.

It is a junction number, because it is equal to n+sod(n) for n = 10821508091 and 10821508100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17121 + ... + 148108.

It is an arithmetic number, because the mean of its divisors is an integer number (598545675).

Almost surely, 2^10821508126 is an apocalyptic number.

10821508126 is a deficient number, since it is larger than the sum of its proper divisors (8331953474).

10821508126 is a wasteful number, since it uses less digits than its factorization.

10821508126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165484.

The product of its (nonzero) digits is 7680, while the sum is 34.

The spelling of 10821508126 in words is "ten billion, eight hundred twenty-one million, five hundred eight thousand, one hundred twenty-six".