10318949805651 has 16 divisors (see below), whose sum is σ = 13777730954496. Its totient is φ = 6869735091296.

The previous prime is 10318949805611. The next prime is 10318949805677. The reversal of 10318949805651 is 15650894981301.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10318949805651 - 2¹⁵ = 10318949772883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10318949805611) 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, 57067981 + ... + 57248513.

It is an arithmetic number, because the mean of its divisors is an integer number (861108184656).

Almost surely, 2^{10318949805651} is an apocalyptic number.

10318949805651 is a deficient number, since it is larger than the sum of its proper divisors (3458781148845).

10318949805651 is a wasteful number, since it uses less digits than its factorization.

10318949805651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206922.

The product of its (nonzero) digits is 9331200, while the sum is 60.

The spelling of 10318949805651 in words is "ten trillion, three hundred eighteen billion, nine hundred forty-nine million, eight hundred five thousand, six hundred fifty-one".