9038731766649 has 24 divisors (see below), whose sum is σ = 13050371759040. Its totient is φ = 5562139407552.

The previous prime is 9038731766611. The next prime is 9038731766683. The reversal of 9038731766649 is 9466671378309.

It is not a de Polignac number, because 9038731766649 - 2⁹ = 9038731766137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9038731762649) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19202292 + ... + 19667370.

It is an arithmetic number, because the mean of its divisors is an integer number (543765489960).

Almost surely, 2^{9038731766649} is an apocalyptic number.

It is an amenable number.

9038731766649 is a deficient number, since it is larger than the sum of its proper divisors (4011639992391).

9038731766649 is a wasteful number, since it uses less digits than its factorization.

9038731766649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503441 (or 503428 counting only the distinct ones).

The product of its (nonzero) digits is 246903552, while the sum is 69.

The spelling of 9038731766649 in words is "nine trillion, thirty-eight billion, seven hundred thirty-one million, seven hundred sixty-six thousand, six hundred forty-nine".