1169728050618 has 64 divisors (see below), whose sum is σ = 2612399610240. Its totient is φ = 387961920000.

The previous prime is 1169728050563. The next prime is 1169728050619. The reversal of 1169728050618 is 8160508279611.

It is a happy number.

1169728050618 is a `hidden beast` number, since 1 + 1 + 69 + 72 + 8 + 0 + 506 + 1 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1169728050619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13470058 + ... + 13556618.

It is an arithmetic number, because the mean of its divisors is an integer number (40818743910).

Almost surely, 2^{1169728050618} is an apocalyptic number.

1169728050618 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1169728050618 is an abundant number, since it is smaller than the sum of its proper divisors (1442671559622).

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

1169728050618 is a wasteful number, since it uses less digits than its factorization.

1169728050618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87820 (or 87814 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 54.

The spelling of 1169728050618 in words is "one trillion, one hundred sixty-nine billion, seven hundred twenty-eight million, fifty thousand, six hundred eighteen".