29993244550487 has 2 divisors, whose sum is σ = 29993244550488. Its totient is φ = 29993244550486.

The previous prime is 29993244550483. The next prime is 29993244550573. The reversal of 29993244550487 is 78405544239992.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29993244550487 - 2² = 29993244550483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29993244550487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29993244550481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14996622275243 + 14996622275244.

It is an arithmetic number, because the mean of its divisors is an integer number (14996622275244).

Almost surely, 2^{29993244550487} is an apocalyptic number.

29993244550487 is a deficient number, since it is larger than the sum of its proper divisors (1).

29993244550487 is an equidigital number, since it uses as much as digits as its factorization.

29993244550487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 783820800, while the sum is 71.

The spelling of 29993244550487 in words is "twenty-nine trillion, nine hundred ninety-three billion, two hundred forty-four million, five hundred fifty thousand, four hundred eighty-seven".