1163725035266 has 16 divisors (see below), whose sum is σ = 1765406673720. Its totient is φ = 575257668480.

The previous prime is 1163725035241. The next prime is 1163725035281. The reversal of 1163725035266 is 6625305273611.

It can be written as a sum of positive squares in 4 ways, for example, as 437676188041 + 726048847225 = 661571^2 + 852085^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1163725035266.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1167776 + ... + 1921236.

Almost surely, 2^{1163725035266} is an apocalyptic number.

1163725035266 is a deficient number, since it is larger than the sum of its proper divisors (601681638454).

1163725035266 is an equidigital number, since it uses as much as digits as its factorization.

1163725035266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762229.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 1163725035266 in words is "one trillion, one hundred sixty-three billion, seven hundred twenty-five million, thirty-five thousand, two hundred sixty-six".