29550121197 has 4 divisors (see below), whose sum is σ = 39400161600. Its totient is φ = 19700080796.

The previous prime is 29550121163. The next prime is 29550121207. The reversal of 29550121197 is 79112105592.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 29550121197 - 2¹¹ = 29550119149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29550122197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4925020197 + ... + 4925020202.

It is an arithmetic number, because the mean of its divisors is an integer number (9850040400).

Almost surely, 2^29550121197 is an apocalyptic number.

It is an amenable number.

29550121197 is a deficient number, since it is larger than the sum of its proper divisors (9850040403).

29550121197 is an equidigital number, since it uses as much as digits as its factorization.

29550121197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9850040402.

The product of its (nonzero) digits is 56700, while the sum is 42.

The spelling of 29550121197 in words is "twenty-nine billion, five hundred fifty million, one hundred twenty-one thousand, one hundred ninety-seven".