29066526728 has 16 divisors (see below), whose sum is σ = 54501643260. Its totient is φ = 14532755200.

The previous prime is 29066526707. The next prime is 29066526739. The reversal of 29066526728 is 82762566092.

It can be written as a sum of positive squares in 2 ways, for example, as 28934690404 + 131836324 = 170102^2 + 11482^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 29066526728.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306068 + ... + 389628.

Almost surely, 2^29066526728 is an apocalyptic number.

It is an amenable number.

29066526728 is a deficient number, since it is larger than the sum of its proper divisors (25435116532).

29066526728 is a wasteful number, since it uses less digits than its factorization.

29066526728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127048 (or 127044 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 29066526728 in words is "twenty-nine billion, sixty-six million, five hundred twenty-six thousand, seven hundred twenty-eight".