1055005055056 has 20 divisors (see below), whose sum is σ = 2044098099904. Its totient is φ = 527495868000.

The previous prime is 1055005055029. The next prime is 1055005055077. The reversal of 1055005055056 is 6505505005501.

It is a super-2 number, since 2×1055005055056² (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 3 ways as a sum of consecutive naturals, for example, 1046521 + ... + 1790311.

Almost surely, 2^{1055005055056} is an apocalyptic number.

1055005055056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1055005055056 is a deficient number, since it is larger than the sum of its proper divisors (989093044848).

1055005055056 is an equidigital number, since it uses as much as digits as its factorization.

1055005055056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832450 (or 832444 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 1055005055056 in words is "one trillion, fifty-five billion, five million, fifty-five thousand, fifty-six".