1055805303556 has 12 divisors (see below), whose sum is σ = 1847702283840. Its totient is φ = 527890365320.

The previous prime is 1055805303493. The next prime is 1055805303577. The reversal of 1055805303556 is 6553035085501.

It is a super-2 number, since 2×1055805303556² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2876896 + ... + 3223063.

It is an arithmetic number, because the mean of its divisors is an integer number (153975190320).

Almost surely, 2^{1055805303556} is an apocalyptic number.

It is an amenable number.

1055805303556 is a deficient number, since it is larger than the sum of its proper divisors (791896980284).

1055805303556 is a wasteful number, since it uses less digits than its factorization.

1055805303556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6143234 (or 6143232 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 46.

The spelling of 1055805303556 in words is "one trillion, fifty-five billion, eight hundred five million, three hundred three thousand, five hundred fifty-six".