29965244145 has 32 divisors (see below), whose sum is σ = 49105004544. Its totient is φ = 15597753600.

The previous prime is 29965244143. The next prime is 29965244161. The reversal of 29965244145 is 54144256992.

It is not a de Polignac number, because 29965244145 - 2¹ = 29965244143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29965244143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53175 + ... + 250515.

It is an arithmetic number, because the mean of its divisors is an integer number (1534531392).

Almost surely, 2^29965244145 is an apocalyptic number.

It is an amenable number.

29965244145 is a deficient number, since it is larger than the sum of its proper divisors (19139760399).

29965244145 is a wasteful number, since it uses less digits than its factorization.

29965244145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197593.

The product of its digits is 3110400, while the sum is 51.

The spelling of 29965244145 in words is "twenty-nine billion, nine hundred sixty-five million, two hundred forty-four thousand, one hundred forty-five".