268797169192 has 8 divisors (see below), whose sum is σ = 503994692250. Its totient is φ = 134398584592.

The previous prime is 268797169181. The next prime is 268797169297. The reversal of 268797169192 is 291961797862.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 159483617316 + 109313551876 = 399354^2 + 330626^2 .

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

It is a super-3 number, since 3×268797169192³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16799823067 + ... + 16799823082.

Almost surely, 2^268797169192 is an apocalyptic number.

It is an amenable number.

268797169192 is a deficient number, since it is larger than the sum of its proper divisors (235197523058).

268797169192 is a wasteful number, since it uses less digits than its factorization.

268797169192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33599646155 (or 33599646151 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 67.

The spelling of 268797169192 in words is "two hundred sixty-eight billion, seven hundred ninety-seven million, one hundred sixty-nine thousand, one hundred ninety-two".