9886738156 has 6 divisors (see below), whose sum is σ = 17301791780. Its totient is φ = 4943369076.

The previous prime is 9886738151. The next prime is 9886738171. The reversal of 9886738156 is 6518376889.

It is a junction number, because it is equal to n+sod(n) for n = 9886738094 and 9886738103.

It is not an unprimeable number, because it can be changed into a prime (9886738151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1235842266 + ... + 1235842273.

Almost surely, 2^9886738156 is an apocalyptic number.

It is an amenable number.

9886738156 is a deficient number, since it is larger than the sum of its proper divisors (7415053624).

9886738156 is a wasteful number, since it uses less digits than its factorization.

9886738156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2471684543 (or 2471684541 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 61.

The square root of 9886738156 is about 99432.0781035979. The cubic root of 9886738156 is about 2146.2699453443.

The spelling of 9886738156 in words is "nine billion, eight hundred eighty-six million, seven hundred thirty-eight thousand, one hundred fifty-six".