11626800149 has 2 divisors, whose sum is σ = 11626800150. Its totient is φ = 11626800148.

The previous prime is 11626800121. The next prime is 11626800161. The reversal of 11626800149 is 94100862611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10366905124 + 1259895025 = 101818^2 + 35495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11626800149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11626800649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5813400074 + 5813400075.

It is an arithmetic number, because the mean of its divisors is an integer number (5813400075).

Almost surely, 2^11626800149 is an apocalyptic number.

It is an amenable number.

11626800149 is a deficient number, since it is larger than the sum of its proper divisors (1).

11626800149 is an equidigital number, since it uses as much as digits as its factorization.

11626800149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 11626800149 in words is "eleven billion, six hundred twenty-six million, eight hundred thousand, one hundred forty-nine".