299388009855 has 16 divisors (see below), whose sum is σ = 522568162944. Its totient is φ = 145157822880.

The previous prime is 299388009829. The next prime is 299388009883. The reversal of 299388009855 is 558900883992.

It is not a de Polignac number, because 299388009855 - 2⁷ = 299388009727 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 907236229 + ... + 907236558.

It is an arithmetic number, because the mean of its divisors is an integer number (32660510184).

Almost surely, 2^299388009855 is an apocalyptic number.

299388009855 is a deficient number, since it is larger than the sum of its proper divisors (223180153089).

299388009855 is a wasteful number, since it uses less digits than its factorization.

299388009855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814472806.

The product of its (nonzero) digits is 55987200, while the sum is 66.

The spelling of 299388009855 in words is "two hundred ninety-nine billion, three hundred eighty-eight million, nine thousand, eight hundred fifty-five".