1055816886 has 16 divisors (see below), whose sum is σ = 2203444224. Its totient is φ = 336637224.

The previous prime is 1055816873. The next prime is 1055816911. The reversal of 1055816886 is 6886185501.

It is a super-2 number, since 2×1055816886² = 2229498593525473992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3825286 + ... + 3825561.

It is an arithmetic number, because the mean of its divisors is an integer number (137715264).

Almost surely, 2^1055816886 is an apocalyptic number.

1055816886 is an abundant number, since it is smaller than the sum of its proper divisors (1147627338).

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

1055816886 is a wasteful number, since it uses less digits than its factorization.

1055816886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7650875.

The product of its (nonzero) digits is 460800, while the sum is 48.

The square root of 1055816886 is about 32493.3360244835. The cubic root of 1055816886 is about 1018.2698099748.

The spelling of 1055816886 in words is "one billion, fifty-five million, eight hundred sixteen thousand, eight hundred eighty-six".