10040884006781 has 8 divisors (see below), whose sum is σ = 10632029466240. Its totient is φ = 9449794683328.

The previous prime is 10040884006729. The next prime is 10040884006787. The reversal of 10040884006781 is 18760048804001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10040884006781 is a prime.

It is a super-2 number, since 2×10040884006781² (a number of 27 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 (10040884006787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13665461 + ... + 14381466.

It is an arithmetic number, because the mean of its divisors is an integer number (1329003683280).

Almost surely, 2^{10040884006781} is an apocalyptic number.

It is an amenable number.

10040884006781 is a deficient number, since it is larger than the sum of its proper divisors (591145459459).

10040884006781 is a wasteful number, since it uses less digits than its factorization.

10040884006781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28068003.

The product of its (nonzero) digits is 344064, while the sum is 47.

The spelling of 10040884006781 in words is "ten trillion, forty billion, eight hundred eighty-four million, six thousand, seven hundred eighty-one".