1055666107001 has 16 divisors (see below), whose sum is σ = 1161649496448. Its totient is φ = 959286441520.

The previous prime is 1055666106967. The next prime is 1055666107033. The reversal of 1055666107001 is 1007016665501.

It is a de Polignac number, because none of the positive numbers 2^k-1055666107001 is a prime.

It is a super-2 number, since 2×1055666107001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1055666101001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2968916 + ... + 3305418.

It is an arithmetic number, because the mean of its divisors is an integer number (72603093528).

Almost surely, 2^{1055666107001} is an apocalyptic number.

1055666107001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1055666107001 is a deficient number, since it is larger than the sum of its proper divisors (105983389447).

1055666107001 is an equidigital number, since it uses as much as digits as its factorization.

1055666107001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338893 (or 338871 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 1055666107001 in words is "one trillion, fifty-five billion, six hundred sixty-six million, one hundred seven thousand, one".