9804536072039 has 2 divisors, whose sum is σ = 9804536072040. Its totient is φ = 9804536072038.

The previous prime is 9804536071963. The next prime is 9804536072077. The reversal of 9804536072039 is 9302706354089.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9804536072039 is a prime.

It is a super-2 number, since 2×9804536072039² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9804536071039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4902268036019 + 4902268036020.

It is an arithmetic number, because the mean of its divisors is an integer number (4902268036020).

Almost surely, 2^{9804536072039} is an apocalyptic number.

9804536072039 is a deficient number, since it is larger than the sum of its proper divisors (1).

9804536072039 is an equidigital number, since it uses as much as digits as its factorization.

9804536072039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 9804536072039 in words is "nine trillion, eight hundred four billion, five hundred thirty-six million, seventy-two thousand, thirty-nine".