994397156626 has 32 divisors (see below), whose sum is σ = 1608523297920. Its totient is φ = 459505296000.

The previous prime is 994397156603. The next prime is 994397156633. The reversal of 994397156626 is 626651793499.

It is an unprimeable number.

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, 38237460 + ... + 38263456.

It is an arithmetic number, because the mean of its divisors is an integer number (50266353060).

Almost surely, 2^994397156626 is an apocalyptic number.

994397156626 is a deficient number, since it is larger than the sum of its proper divisors (614126141294).

994397156626 is a wasteful number, since it uses less digits than its factorization.

994397156626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50610.

The product of its digits is 132269760, while the sum is 67.

The spelling of 994397156626 in words is "nine hundred ninety-four billion, three hundred ninety-seven million, one hundred fifty-six thousand, six hundred twenty-six".