263667872196 has 189 divisors, whose sum is σ = 713792003799. Its totient is φ = 85181165568.

The previous prime is 263667872191. The next prime is 263667872203. The reversal of 263667872196 is 691278766362.

The square root of 263667872196 is 513486.

It is a perfect power (a square), and thus also a powerful number.

263667872196 is a `hidden beast` number, since 2 + 6 + 366 + 7 + 87 + 2 + 196 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 212718353796 + 50949518400 = 461214^2 + 225720^2 .

It is not an unprimeable number, because it can be changed into a prime (263667872191) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 1025944900 + ... + 1025945156.

Almost surely, 2^263667872196 is an apocalyptic number.

263667872196 is the 513486-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263667872196

263667872196 is an abundant number, since it is smaller than the sum of its proper divisors (450124131603).

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

263667872196 is an frugal number, since it uses more digits than its factorization.

263667872196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610 (or 299 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 63.

The spelling of 263667872196 in words is "two hundred sixty-three billion, six hundred sixty-seven million, eight hundred seventy-two thousand, one hundred ninety-six".