29266972949 has 2 divisors, whose sum is σ = 29266972950. Its totient is φ = 29266972948.

The previous prime is 29266972883. The next prime is 29266972957. The reversal of 29266972949 is 94927966292.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28945918225 + 321054724 = 170135^2 + 17918^2 .

It is a cyclic number.

It is not a de Polignac number, because 29266972949 - 2¹² = 29266968853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29266972349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14633486474 + 14633486475.

It is an arithmetic number, because the mean of its divisors is an integer number (14633486475).

Almost surely, 2^29266972949 is an apocalyptic number.

It is an amenable number.

29266972949 is a deficient number, since it is larger than the sum of its proper divisors (1).

29266972949 is an equidigital number, since it uses as much as digits as its factorization.

29266972949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52907904, while the sum is 65.

The spelling of 29266972949 in words is "twenty-nine billion, two hundred sixty-six million, nine hundred seventy-two thousand, nine hundred forty-nine".