9664990126 has 16 divisors (see below), whose sum is σ = 16503067008. Its totient is φ = 4202169400.

The previous prime is 9664990099. The next prime is 9664990163. The reversal of 9664990126 is 6210994669.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9549880 + ... + 9550891.

It is an arithmetic number, because the mean of its divisors is an integer number (1031441688).

Almost surely, 2^9664990126 is an apocalyptic number.

9664990126 is a deficient number, since it is larger than the sum of its proper divisors (6838076882).

9664990126 is a wasteful number, since it uses less digits than its factorization.

9664990126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19100807.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The square root of 9664990126 is about 98310.6816475199. The cubic root of 9664990126 is about 2130.1023502876.

The spelling of 9664990126 in words is "nine billion, six hundred sixty-four million, nine hundred ninety thousand, one hundred twenty-six".