1055166165056 has 14 divisors (see below), whose sum is σ = 2093845358910. Its totient is φ = 527583082496.

The previous prime is 1055166165029. The next prime is 1055166165059. The reversal of 1055166165056 is 6505616615501.

1055166165056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1053825433600 + 1340731456 = 1026560^2 + 36616^2 .

It is a super-2 number, since 2×1055166165056² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055166165056.

It is not an unprimeable number, because it can be changed into a prime (1055166165059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8243485601 + ... + 8243485728.

Almost surely, 2^{1055166165056} is an apocalyptic number.

1055166165056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1055166165056 is a deficient number, since it is larger than the sum of its proper divisors (1038679193854).

1055166165056 is an equidigital number, since it uses as much as digits as its factorization.

1055166165056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16486971341 (or 16486971331 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 1055166165056 in words is "one trillion, fifty-five billion, one hundred sixty-six million, one hundred sixty-five thousand, fifty-six".