1143505676220 has 96 divisors (see below), whose sum is σ = 3215124057600. Its totient is φ = 303669736704.

The previous prime is 1143505676213. The next prime is 1143505676251. The reversal of 1143505676220 is 226765053411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15882142 + ... + 15953978.

It is an arithmetic number, because the mean of its divisors is an integer number (33490875600).

Almost surely, 2^{1143505676220} is an apocalyptic number.

1143505676220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143505676220 is an abundant number, since it is smaller than the sum of its proper divisors (2071618381380).

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

1143505676220 is a wasteful number, since it uses less digits than its factorization.

1143505676220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72947 (or 72945 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 1143505676220 in words is "one trillion, one hundred forty-three billion, five hundred five million, six hundred seventy-six thousand, two hundred twenty".