1166423034255 has 32 divisors (see below), whose sum is σ = 1869197653440. Its totient is φ = 621119431680.

The previous prime is 1166423034253. The next prime is 1166423034277. The reversal of 1166423034255 is 5524303246611.

It is not a de Polignac number, because 1166423034255 - 2¹ = 1166423034253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166423034253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26540179 + ... + 26584091.

It is an arithmetic number, because the mean of its divisors is an integer number (58412426670).

Almost surely, 2^{1166423034255} is an apocalyptic number.

1166423034255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1166423034255 is a deficient number, since it is larger than the sum of its proper divisors (702774619185).

1166423034255 is a wasteful number, since it uses less digits than its factorization.

1166423034255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46651.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 1166423034255 in words is "one trillion, one hundred sixty-six billion, four hundred twenty-three million, thirty-four thousand, two hundred fifty-five".