999934802379 has 6 divisors (see below), whose sum is σ = 1444350270116. Its totient is φ = 666623201580.

The previous prime is 999934802357. The next prime is 999934802389. The reversal of 999934802379 is 973208439999.

It is a happy number.

999934802379 is a `hidden beast` number, since 9 + 99 + 93 + 4 + 80 + 2 + 379 = 666.

It is not a de Polignac number, because 999934802379 - 2²⁰ = 999933753803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999934802389) 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 5 ways as a sum of consecutive naturals, for example, 55551933457 + ... + 55551933474.

Almost surely, 2^999934802379 is an apocalyptic number.

999934802379 is a deficient number, since it is larger than the sum of its proper divisors (444415467737).

999934802379 is a wasteful number, since it uses less digits than its factorization.

999934802379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111103866937 (or 111103866934 counting only the distinct ones).

The product of its (nonzero) digits is 238085568, while the sum is 72.

The spelling of 999934802379 in words is "nine hundred ninety-nine billion, nine hundred thirty-four million, eight hundred two thousand, three hundred seventy-nine".