1123864466880 has 112 divisors (see below), whose sum is σ = 3683375253504. Its totient is φ = 290029532160.

The previous prime is 1123864466843. The next prime is 1123864466899. The reversal of 1123864466880 is 886644683211.

It is a self number, because there is not a number n which added to its sum of digits gives 1123864466880.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18852372 + ... + 18911891.

Almost surely, 2^{1123864466880} is an apocalyptic number.

1123864466880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123864466880 is an abundant number, since it is smaller than the sum of its proper divisors (2559510786624).

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

1123864466880 is a wasteful number, since it uses less digits than its factorization.

1123864466880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37764314 (or 37764304 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 57.

The spelling of 1123864466880 in words is "one trillion, one hundred twenty-three billion, eight hundred sixty-four million, four hundred sixty-six thousand, eight hundred eighty".