9999917466902 has 128 divisors (see below), whose sum is σ = 18075225530880. Its totient is φ = 4103713152000.

The previous prime is 9999917466901. The next prime is 9999917466907. The reversal of 9999917466902 is 2096647199999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999917466901) 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 63 ways as a sum of consecutive naturals, for example, 64768577 + ... + 64922787.

It is an arithmetic number, because the mean of its divisors is an integer number (141212699460).

Almost surely, 2^{9999917466902} is an apocalyptic number.

9999917466902 is a deficient number, since it is larger than the sum of its proper divisors (8075308063978).

9999917466902 is a wasteful number, since it uses less digits than its factorization.

9999917466902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154398.

The product of its (nonzero) digits is 1071385056, while the sum is 80.

The spelling of 9999917466902 in words is "nine trillion, nine hundred ninety-nine billion, nine hundred seventeen million, four hundred sixty-six thousand, nine hundred two".