29448638659089 has 32 divisors (see below), whose sum is σ = 47136624205440. Its totient is φ = 18063209013696.

The previous prime is 29448638659001. The next prime is 29448638659091. The reversal of 29448638659089 is 98095683684492.

29448638659089 is a `hidden beast` number, since 2 + 9 + 4 + 486 + 3 + 8 + 6 + 59 + 0 + 89 = 666.

It is not a de Polignac number, because 29448638659089 - 2¹⁷ = 29448638528017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29448638658999 and 29448638659017.

It is not an unprimeable number, because it can be changed into a prime (29448638659789) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 136535982 + ... + 136751495.

It is an arithmetic number, because the mean of its divisors is an integer number (1473019506420).

Almost surely, 2^{29448638659089} is an apocalyptic number.

It is an amenable number.

29448638659089 is a deficient number, since it is larger than the sum of its proper divisors (17687985546351).

29448638659089 is a wasteful number, since it uses less digits than its factorization.

29448638659089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273287806 (or 273287800 counting only the distinct ones).

The product of its (nonzero) digits is 6449725440, while the sum is 81.

The spelling of 29448638659089 in words is "twenty-nine trillion, four hundred forty-eight billion, six hundred thirty-eight million, six hundred fifty-nine thousand, eighty-nine".