9816936436 has 12 divisors (see below), whose sum is σ = 17545163328. Its totient is φ = 4804032632.

The previous prime is 9816936431. The next prime is 9816936487. The reversal of 9816936436 is 6346396189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9816936431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26108686 + ... + 26109061.

It is an arithmetic number, because the mean of its divisors is an integer number (1462096944).

Almost surely, 2^9816936436 is an apocalyptic number.

It is an amenable number.

9816936436 is a deficient number, since it is larger than the sum of its proper divisors (7728226892).

9816936436 is a wasteful number, since it uses less digits than its factorization.

9816936436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52217798 (or 52217796 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 55.

The square root of 9816936436 is about 99080.4543590712. The cubic root of 9816936436 is about 2141.2070254227.

The spelling of 9816936436 in words is "nine billion, eight hundred sixteen million, nine hundred thirty-six thousand, four hundred thirty-six".