9643064813051 has 4 divisors (see below), whose sum is σ = 9679730458992. Its totient is φ = 9606399167112.

The previous prime is 9643064813023. The next prime is 9643064813071. The reversal of 9643064813051 is 1503184603469.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9643064813051 - 2⁶ = 9643064812987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9643064813071) 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, 18332822576 + ... + 18332823101.

It is an arithmetic number, because the mean of its divisors is an integer number (2419932614748).

Almost surely, 2^{9643064813051} is an apocalyptic number.

9643064813051 is a deficient number, since it is larger than the sum of its proper divisors (36665645941).

9643064813051 is a wasteful number, since it uses less digits than its factorization.

9643064813051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36665645940.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 9643064813051 in words is "nine trillion, six hundred forty-three billion, sixty-four million, eight hundred thirteen thousand, fifty-one".