29959488841321 has 8 divisors (see below), whose sum is σ = 32450562393480. Its totient is φ = 27495057787392.

The previous prime is 29959488841319. The next prime is 29959488841327. The reversal of 29959488841321 is 12314888495992.

It can be written as a sum of positive squares in 4 ways, for example, as 7936553861721 + 22022934979600 = 2817189^2 + 4692860^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29959488841321 - 2¹ = 29959488841319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29959488841327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6660622216 + ... + 6660626713.

It is an arithmetic number, because the mean of its divisors is an integer number (4056320299185).

Almost surely, 2^{29959488841321} is an apocalyptic number.

It is an amenable number.

29959488841321 is a deficient number, since it is larger than the sum of its proper divisors (2491073552159).

29959488841321 is a wasteful number, since it uses less digits than its factorization.

29959488841321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13321249115.

The product of its digits is 358318080, while the sum is 73.

The spelling of 29959488841321 in words is "twenty-nine trillion, nine hundred fifty-nine billion, four hundred eighty-eight million, eight hundred forty-one thousand, three hundred twenty-one".