10199796149 has 2 divisors, whose sum is σ = 10199796150. Its totient is φ = 10199796148.

The previous prime is 10199796127. The next prime is 10199796157. The reversal of 10199796149 is 94169799101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5517815524 + 4681980625 = 74282^2 + 68425^2 .

It is a cyclic number.

It is not a de Polignac number, because 10199796149 - 2²⁴ = 10183018933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10199796094 and 10199796103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10199726149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5099898074 + 5099898075.

It is an arithmetic number, because the mean of its divisors is an integer number (5099898075).

Almost surely, 2^10199796149 is an apocalyptic number.

It is an amenable number.

10199796149 is a deficient number, since it is larger than the sum of its proper divisors (1).

10199796149 is an equidigital number, since it uses as much as digits as its factorization.

10199796149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102248, while the sum is 56.

The spelling of 10199796149 in words is "ten billion, one hundred ninety-nine million, seven hundred ninety-six thousand, one hundred forty-nine".