10326051666 has 32 divisors (see below), whose sum is σ = 26224894080. Its totient is φ = 2950300368.

The previous prime is 10326051661. The next prime is 10326051667. The reversal of 10326051666 is 66615062301.

It is a self number, because there is not a number n which added to its sum of digits gives 10326051666.

It is not an unprimeable number, because it can be changed into a prime (10326051661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13658421 + ... + 13659176.

It is an arithmetic number, because the mean of its divisors is an integer number (819527940).

Almost surely, 2^10326051666 is an apocalyptic number.

10326051666 is an abundant number, since it is smaller than the sum of its proper divisors (15898842414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10326051666 is a wasteful number, since it uses less digits than its factorization.

10326051666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27317615 (or 27317609 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 10326051666 in words is "ten billion, three hundred twenty-six million, fifty-one thousand, six hundred sixty-six".