268553627730 has 24 divisors (see below), whose sum is σ = 698239432332. Its totient is φ = 71614300704.

The previous prime is 268553627717. The next prime is 268553627737. The reversal of 268553627730 is 37726355862.

It is a happy number.

268553627730 is a `hidden beast` number, since 2 + 6 + 8 + 5 + 5 + 3 + 627 + 7 + 3 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 266444889489 + 2108738241 = 516183^2 + 45921^2 .

It is not an unprimeable number, because it can be changed into a prime (268553627737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1491964509 + ... + 1491964688.

Almost surely, 2^268553627730 is an apocalyptic number.

268553627730 is an abundant number, since it is smaller than the sum of its proper divisors (429685804602).

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

268553627730 is a wasteful number, since it uses less digits than its factorization.

268553627730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983929210 (or 2983929207 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 54.

The spelling of 268553627730 in words is "two hundred sixty-eight billion, five hundred fifty-three million, six hundred twenty-seven thousand, seven hundred thirty".