9863139052801 has 4 divisors (see below), whose sum is σ = 9870139152900. Its totient is φ = 9856138952704.

The previous prime is 9863139052799. The next prime is 9863139052817. The reversal of 9863139052801 is 1082509313689.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1272237364225 + 8590901688576 = 1127935^2 + 2931024^2 .

It is a cyclic number.

It is not a de Polignac number, because 9863139052801 - 2¹ = 9863139052799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9863139052831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3500047936 + ... + 3500050753.

It is an arithmetic number, because the mean of its divisors is an integer number (2467534788225).

Almost surely, 2^{9863139052801} is an apocalyptic number.

It is an amenable number.

9863139052801 is a deficient number, since it is larger than the sum of its proper divisors (7000100099).

9863139052801 is a wasteful number, since it uses less digits than its factorization.

9863139052801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7000100098.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 9863139052801 in words is "nine trillion, eight hundred sixty-three billion, one hundred thirty-nine million, fifty-two thousand, eight hundred one".