10849356109 has 2 divisors, whose sum is σ = 10849356110. Its totient is φ = 10849356108.

The previous prime is 10849356097. The next prime is 10849356169. The reversal of 10849356109 is 90165394801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6973920100 + 3875436009 = 83510^2 + 62253^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10849356109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10849356169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5424678054 + 5424678055.

It is an arithmetic number, because the mean of its divisors is an integer number (5424678055).

Almost surely, 2^10849356109 is an apocalyptic number.

It is an amenable number.

10849356109 is a deficient number, since it is larger than the sum of its proper divisors (1).

10849356109 is an equidigital number, since it uses as much as digits as its factorization.

10849356109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 10849356109 in words is "ten billion, eight hundred forty-nine million, three hundred fifty-six thousand, one hundred nine".