338168135192 has 8 divisors (see below), whose sum is σ = 634065253500. Its totient is φ = 169084067592.

The previous prime is 338168135183. The next prime is 338168135273. The reversal of 338168135192 is 291531861833.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×338168135192² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 338168135192.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 21135508442 + ... + 21135508457.

Almost surely, 2^338168135192 is an apocalyptic number.

It is an amenable number.

338168135192 is a deficient number, since it is larger than the sum of its proper divisors (295897118308).

338168135192 is a wasteful number, since it uses less digits than its factorization.

338168135192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42271016905 (or 42271016901 counting only the distinct ones).

The product of its digits is 933120, while the sum is 50.

The spelling of 338168135192 in words is "three hundred thirty-eight billion, one hundred sixty-eight million, one hundred thirty-five thousand, one hundred ninety-two".