1169180144949 has 16 divisors (see below), whose sum is σ = 1602580578560. Its totient is φ = 757657126080.

The previous prime is 1169180144933. The next prime is 1169180144953. The reversal of 1169180144949 is 9494410819611.

It is not a de Polignac number, because 1169180144949 - 2⁴ = 1169180144933 is a prime.

It is a super-2 number, since 2×1169180144949² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1169180144749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4953562 + ... + 5184219.

It is an arithmetic number, because the mean of its divisors is an integer number (100161286160).

Almost surely, 2^{1169180144949} is an apocalyptic number.

It is an amenable number.

1169180144949 is a deficient number, since it is larger than the sum of its proper divisors (433400433611).

1169180144949 is a wasteful number, since it uses less digits than its factorization.

1169180144949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10138860.

The product of its (nonzero) digits is 2239488, while the sum is 57.

The spelling of 1169180144949 in words is "one trillion, one hundred sixty-nine billion, one hundred eighty million, one hundred forty-four thousand, nine hundred forty-nine".