247008681029 has 16 divisors (see below), whose sum is σ = 270091463040. Its totient is φ = 224030804160.

The previous prime is 247008680951. The next prime is 247008681047. The reversal of 247008681029 is 920186800742.

It is a happy number.

247008681029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 247008681029 - 2¹² = 247008676933 is a prime.

It is a super-2 number, since 2×247008681029² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247008681629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19775024 + ... + 19787510.

It is an arithmetic number, because the mean of its divisors is an integer number (16880716440).

Almost surely, 2^247008681029 is an apocalyptic number.

It is an amenable number.

247008681029 is a deficient number, since it is larger than the sum of its proper divisors (23082782011).

247008681029 is a wasteful number, since it uses less digits than its factorization.

247008681029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16540.

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 247008681029 in words is "two hundred forty-seven billion, eight million, six hundred eighty-one thousand, twenty-nine".