1055685771108 has 120 divisors (see below), whose sum is σ = 2793915365472. Its totient is φ = 347544297216.

The previous prime is 1055685771097. The next prime is 1055685771131. The reversal of 1055685771108 is 8011775865501.

1055685771108 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 68 + 577 + 1 + 1 + 0 + 8 = 666.

It is a super-2 number, since 2×1055685771108² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 156696316 + ... + 156703052.

Almost surely, 2^{1055685771108} is an apocalyptic number.

1055685771108 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055685771108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1396957682736).

1055685771108 is an abundant number, since it is smaller than the sum of its proper divisors (1738229594364).

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

1055685771108 is a wasteful number, since it uses less digits than its factorization.

1055685771108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12663 (or 12652 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 54.

The spelling of 1055685771108 in words is "one trillion, fifty-five billion, six hundred eighty-five million, seven hundred seventy-one thousand, one hundred eight".