1168834126545 has 20 divisors (see below), whose sum is σ = 2095243397940. Its totient is φ = 623378200608.

The previous prime is 1168834126487. The next prime is 1168834126547. The reversal of 1168834126545 is 5456214388611.

1168834126545 is a `hidden beast` number, since 1 + 1 + 6 + 8 + 83 + 4 + 12 + 6 + 545 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 920241141264 + 248592985281 = 959292^2 + 498591^2 .

It is not a de Polignac number, because 1168834126545 - 2¹⁷ = 1168833995473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1168834126491 and 1168834126500.

It is not an unprimeable number, because it can be changed into a prime (1168834126547) 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 19 ways as a sum of consecutive naturals, for example, 1443004690 + ... + 1443005499.

It is an arithmetic number, because the mean of its divisors is an integer number (104762169897).

Almost surely, 2^{1168834126545} is an apocalyptic number.

1168834126545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1168834126545 is a deficient number, since it is larger than the sum of its proper divisors (926409271395).

1168834126545 is an equidigital number, since it uses as much as digits as its factorization.

1168834126545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2886010206 (or 2886010197 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 54.

The spelling of 1168834126545 in words is "one trillion, one hundred sixty-eight billion, eight hundred thirty-four million, one hundred twenty-six thousand, five hundred forty-five".