29819600149 has 2 divisors, whose sum is σ = 29819600150. Its totient is φ = 29819600148.

The previous prime is 29819600137. The next prime is 29819600191. The reversal of 29819600149 is 94100691892.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27992636100 + 1826964049 = 167310^2 + 42743^2 .

It is a cyclic number.

It is not a de Polignac number, because 29819600149 - 2¹¹ = 29819598101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29819690149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14909800074 + 14909800075.

It is an arithmetic number, because the mean of its divisors is an integer number (14909800075).

Almost surely, 2^29819600149 is an apocalyptic number.

It is an amenable number.

29819600149 is a deficient number, since it is larger than the sum of its proper divisors (1).

29819600149 is an equidigital number, since it uses as much as digits as its factorization.

29819600149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 49.

The spelling of 29819600149 in words is "twenty-nine billion, eight hundred nineteen million, six hundred thousand, one hundred forty-nine".