999999852111110 has 64 divisors (see below), whose sum is σ = 1872874166457600. Its totient is φ = 384093308132352.

The previous prime is 999999852111107. The next prime is 999999852111131. The reversal of 999999852111110 is 11111258999999.

It is a super-2 number, since 2×999999852111110² (a number of 31 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (74).

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58783994 + ... + 73861746.

It is an arithmetic number, because the mean of its divisors is an integer number (29263658850900).

Almost surely, 2^{999999852111110} is an apocalyptic number.

999999852111110 is a deficient number, since it is larger than the sum of its proper divisors (872874314346490).

999999852111110 is a wasteful number, since it uses less digits than its factorization.

999999852111110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15080145.

The product of its (nonzero) digits is 42515280, while the sum is 74.

The spelling of 999999852111110 in words is "nine hundred ninety-nine trillion, nine hundred ninety-nine billion, eight hundred fifty-two million, one hundred eleven thousand, one hundred ten".