9806000138 has 16 divisors (see below), whose sum is σ = 16272187200. Its totient is φ = 4394493600.

The previous prime is 9806000131. The next prime is 9806000167. The reversal of 9806000138 is 8310006089.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9806000098 and 9806000107.

It is not an unprimeable number, because it can be changed into a prime (9806000131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3137363 + ... + 3140486.

It is an arithmetic number, because the mean of its divisors is an integer number (1017011700).

Almost surely, 2^9806000138 is an apocalyptic number.

9806000138 is a deficient number, since it is larger than the sum of its proper divisors (6466187062).

9806000138 is a wasteful number, since it uses less digits than its factorization.

9806000138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6277933.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 9806000138 is about 99025.2500022090. The cubic root of 9806000138 is about 2140.4116116566.

The spelling of 9806000138 in words is "nine billion, eight hundred six million, one hundred thirty-eight", and thus it is an aban number.