201178360287 has 32 divisors (see below), whose sum is σ = 301475865600. Its totient is φ = 132581969856.

The previous prime is 201178360261. The next prime is 201178360309. The reversal of 201178360287 is 782063871102.

201178360287 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 7 + 8 + 360 + 287 = 666.

It is not a de Polignac number, because 201178360287 - 2³⁰ = 200104618463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201178361287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 759418 + ... + 989480.

It is an arithmetic number, because the mean of its divisors is an integer number (9421120800).

Almost surely, 2^201178360287 is an apocalyptic number.

201178360287 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

201178360287 is a deficient number, since it is larger than the sum of its proper divisors (100297505313).

201178360287 is a wasteful number, since it uses less digits than its factorization.

201178360287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230444 (or 230438 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The spelling of 201178360287 in words is "two hundred one billion, one hundred seventy-eight million, three hundred sixty thousand, two hundred eighty-seven".