1084651221418 has 16 divisors (see below), whose sum is σ = 1679844427776. Its totient is φ = 524711088720.

The previous prime is 1084651221373. The next prime is 1084651221427. The reversal of 1084651221418 is 8141221564801.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1729146 + ... + 2271397.

It is an arithmetic number, because the mean of its divisors is an integer number (104990276736).

Almost surely, 2^{1084651221418} is an apocalyptic number.

1084651221418 is a deficient number, since it is larger than the sum of its proper divisors (595193206358).

1084651221418 is a wasteful number, since it uses less digits than its factorization.

1084651221418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004949.

The product of its (nonzero) digits is 122880, while the sum is 43.

The spelling of 1084651221418 in words is "one trillion, eighty-four billion, six hundred fifty-one million, two hundred twenty-one thousand, four hundred eighteen".