1089654060556 has 12 divisors (see below), whose sum is σ = 1947466831968. Its totient is φ = 533234965712.

The previous prime is 1089654060553. The next prime is 1089654060589. The reversal of 1089654060556 is 6550604569801.

It is a junction number, because it is equal to n+sod(n) for n = 1089654060497 and 1089654060506.

It is not an unprimeable number, because it can be changed into a prime (1089654060553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2898015931 + ... + 2898016306.

It is an arithmetic number, because the mean of its divisors is an integer number (162288902664).

Almost surely, 2^{1089654060556} is an apocalyptic number.

It is an amenable number.

1089654060556 is a deficient number, since it is larger than the sum of its proper divisors (857812771412).

1089654060556 is a wasteful number, since it uses less digits than its factorization.

1089654060556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5796032288 (or 5796032286 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 55.

The spelling of 1089654060556 in words is "one trillion, eighty-nine billion, six hundred fifty-four million, sixty thousand, five hundred fifty-six".