6636003121093 has 2 divisors, whose sum is σ = 6636003121094. Its totient is φ = 6636003121092.

The previous prime is 6636003121057. The next prime is 6636003121103. The reversal of 6636003121093 is 3901213006366.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6587399627649 + 48603493444 = 2566593^2 + 220462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6636003121093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6636003121793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3318001560546 + 3318001560547.

It is an arithmetic number, because the mean of its divisors is an integer number (3318001560547).

Almost surely, 2^{6636003121093} is an apocalyptic number.

It is an amenable number.

6636003121093 is a deficient number, since it is larger than the sum of its proper divisors (1).

6636003121093 is an equidigital number, since it uses as much as digits as its factorization.

6636003121093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 40.

The spelling of 6636003121093 in words is "six trillion, six hundred thirty-six billion, three million, one hundred twenty-one thousand, ninety-three".