9950742923686 has 64 divisors (see below), whose sum is σ = 16159837478400. Its totient is φ = 4581358329856.

The previous prime is 9950742923557. The next prime is 9950742923689. The reversal of 9950742923686 is 6863292470599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9950742923689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1253711910 + ... + 1253719846.

It is an arithmetic number, because the mean of its divisors is an integer number (252497460600).

Almost surely, 2^{9950742923686} is an apocalyptic number.

9950742923686 is a deficient number, since it is larger than the sum of its proper divisors (6209094554714).

9950742923686 is a wasteful number, since it uses less digits than its factorization.

9950742923686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10653.

The product of its (nonzero) digits is 352719360, while the sum is 70.

The spelling of 9950742923686 in words is "nine trillion, nine hundred fifty billion, seven hundred forty-two million, nine hundred twenty-three thousand, six hundred eighty-six".