994504121405499 has 8 divisors (see below), whose sum is σ = 1327034203897680. Its totient is φ = 662488393258496.

The previous prime is 994504121405497. The next prime is 994504121405507.

994504121405499 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 994504121405499 - 2¹ = 994504121405497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (994504121405497) 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, 128588581782 + ... + 128588589515.

It is an arithmetic number, because the mean of its divisors is an integer number (165879275487210).

Almost surely, 2^{994504121405499} is an apocalyptic number.

994504121405499 is a deficient number, since it is larger than the sum of its proper divisors (332530082492181).

994504121405499 is a wasteful number, since it uses less digits than its factorization.

994504121405499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257177172589.

The product of its (nonzero) digits is 83980800, while the sum is 66.

The spelling of 994504121405499 in words is "nine hundred ninety-four trillion, five hundred four billion, one hundred twenty-one million, four hundred five thousand, four hundred ninety-nine".