994404729242 has 8 divisors (see below), whose sum is σ = 1498676322432. Its totient is φ = 494845955100.

The previous prime is 994404729223. The next prime is 994404729287. The reversal of 994404729242 is 242927404499.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1178204234 + ... + 1178205077.

It is an arithmetic number, because the mean of its divisors is an integer number (187334540304).

Almost surely, 2^994404729242 is an apocalyptic number.

994404729242 is a deficient number, since it is larger than the sum of its proper divisors (504271593190).

994404729242 is a wasteful number, since it uses less digits than its factorization.

994404729242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2356409524.

The product of its (nonzero) digits is 10450944, while the sum is 56.

The spelling of 994404729242 in words is "nine hundred ninety-four billion, four hundred four million, seven hundred twenty-nine thousand, two hundred forty-two".