29540340229 has 4 divisors (see below), whose sum is σ = 29540686284. Its totient is φ = 29539994176.

The previous prime is 29540340227. The next prime is 29540340239. The reversal of 29540340229 is 92204304592.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 29386530625 + 153809604 = 171425^2 + 12402^2 .

It is a cyclic number.

It is not a de Polignac number, because 29540340229 - 2¹ = 29540340227 is a prime.

It is a super-3 number, since 3×29540340229³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29540340191 and 29540340200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29540340227) 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, 56589 + ... + 249565.

It is an arithmetic number, because the mean of its divisors is an integer number (7385171571).

Almost surely, 2^29540340229 is an apocalyptic number.

It is an amenable number.

29540340229 is a deficient number, since it is larger than the sum of its proper divisors (346055).

29540340229 is a wasteful number, since it uses less digits than its factorization.

29540340229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346054.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 29540340229 in words is "twenty-nine billion, five hundred forty million, three hundred forty thousand, two hundred twenty-nine".