208142519112 has 96 divisors (see below), whose sum is σ = 641704265280. Its totient is φ = 60331159680.

The previous prime is 208142519099. The next prime is 208142519201. The reversal of 208142519112 is 211915241802.

208142519112 is a `hidden beast` number, since 20 + 8 + 1 + 4 + 2 + 519 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5694963 + ... + 5731394.

It is an arithmetic number, because the mean of its divisors is an integer number (6684419430).

Almost surely, 2^208142519112 is an apocalyptic number.

208142519112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

208142519112 is an abundant number, since it is smaller than the sum of its proper divisors (433561746168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

208142519112 is a wasteful number, since it uses less digits than its factorization.

208142519112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11426403 (or 11426396 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

The spelling of 208142519112 in words is "two hundred eight billion, one hundred forty-two million, five hundred nineteen thousand, one hundred twelve".