1026166133427 has 32 divisors (see below), whose sum is σ = 1490653834560. Its totient is φ = 625465651200.

The previous prime is 1026166133423. The next prime is 1026166133429. The reversal of 1026166133427 is 7243316616201.

It is not a de Polignac number, because 1026166133427 - 2² = 1026166133423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1026166133423) 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, 1606402 + ... + 2152407.

It is an arithmetic number, because the mean of its divisors is an integer number (46582932330).

Almost surely, 2^{1026166133427} is an apocalyptic number.

1026166133427 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1026166133427 is a deficient number, since it is larger than the sum of its proper divisors (464487701133).

1026166133427 is a wasteful number, since it uses less digits than its factorization.

1026166133427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3758983.

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 1026166133427 in words is "one trillion, twenty-six billion, one hundred sixty-six million, one hundred thirty-three thousand, four hundred twenty-seven".