1149798787874 has 16 divisors (see below), whose sum is σ = 1885416894720. Its totient is φ = 521544710160.

The previous prime is 1149798787861. The next prime is 1149798787903. The reversal of 1149798787874 is 4787878979411.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 54544349 + ... + 54565424.

It is an arithmetic number, because the mean of its divisors is an integer number (117838555920).

Almost surely, 2^{1149798787874} is an apocalyptic number.

1149798787874 is a deficient number, since it is larger than the sum of its proper divisors (735618106846).

1149798787874 is a wasteful number, since it uses less digits than its factorization.

1149798787874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109110265.

The product of its digits is 1593188352, while the sum is 80.

The spelling of 1149798787874 in words is "one trillion, one hundred forty-nine billion, seven hundred ninety-eight million, seven hundred eighty-seven thousand, eight hundred seventy-four".