1100605550556 has 48 divisors (see below), whose sum is σ = 2703803970560. Its totient is φ = 347487356160.

The previous prime is 1100605550549. The next prime is 1100605550599. The reversal of 1100605550556 is 6550555060011.

It is a super-2 number, since 2×1100605550556² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 601860 + ... + 1601076.

Almost surely, 2^{1100605550556} is an apocalyptic number.

It is an amenable number.

1100605550556 is an abundant number, since it is smaller than the sum of its proper divisors (1603198420004).

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

1100605550556 is a wasteful number, since it uses less digits than its factorization.

1100605550556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004074 (or 1004072 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 1100605550556 in words is "one trillion, one hundred billion, six hundred five million, five hundred fifty thousand, five hundred fifty-six".