29598793849 has 9 divisors (see below), whose sum is σ = 30310721679. Its totient is φ = 28903224000.

The previous prime is 29598793843. The next prime is 29598793853. The reversal of 29598793849 is 94839789592.

The square root of 29598793849 is 172043.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1186320249 + 28412473600 = 34443^2 + 168560^2 .

It is not a de Polignac number, because 29598793849 - 2¹¹ = 29598791801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29598793843) 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 8 ways as a sum of consecutive naturals, for example, 7395849 + ... + 7399849.

Almost surely, 2^29598793849 is an apocalyptic number.

29598793849 is the 172043-rd square number.

29598793849 is the 86022-nd centered octagonal number.

It is an amenable number.

29598793849 is a deficient number, since it is larger than the sum of its proper divisors (711927830).

29598793849 is an frugal number, since it uses more digits than its factorization.

29598793849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8088 (or 4044 counting only the distinct ones).

The product of its digits is 352719360, while the sum is 73.

The spelling of 29598793849 in words is "twenty-nine billion, five hundred ninety-eight million, seven hundred ninety-three thousand, eight hundred forty-nine".