1066000101655 has 16 divisors (see below), whose sum is σ = 1324203058080. Its totient is φ = 822837794688.

The previous prime is 1066000101653. The next prime is 1066000101659. The reversal of 1066000101655 is 5561010006601.

1066000101655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1066000101655 - 2¹ = 1066000101653 is a prime.

It is a super-2 number, since 2×1066000101655² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066000101653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2263632 + ... + 2693701.

It is an arithmetic number, because the mean of its divisors is an integer number (82762691130).

Almost surely, 2^{1066000101655} is an apocalyptic number.

1066000101655 is a deficient number, since it is larger than the sum of its proper divisors (258202956425).

1066000101655 is a wasteful number, since it uses less digits than its factorization.

1066000101655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958850.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 1066000101655 in words is "one trillion, sixty-six billion, one hundred one thousand, six hundred fifty-five".