1026766161 has 12 divisors (see below), whose sum is σ = 1547589888. Its totient is φ = 654749304.

The previous prime is 1026766151. The next prime is 1026766163. The reversal of 1026766161 is 1616676201.

1026766161 is a `hidden beast` number, since 10 + 26 + 7 + 6 + 616 + 1 = 666.

It is not a de Polignac number, because 1026766161 - 2⁵ = 1026766129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1026766163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2479905 + ... + 2480318.

It is an arithmetic number, because the mean of its divisors is an integer number (128965824).

Almost surely, 2^1026766161 is an apocalyptic number.

It is an amenable number.

1026766161 is a deficient number, since it is larger than the sum of its proper divisors (520823727).

1026766161 is a wasteful number, since it uses less digits than its factorization.

1026766161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960252 (or 4960249 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1026766161 is about 32043.1921162671. The cubic root of 1026766161 is about 1008.8436136134.

The spelling of 1026766161 in words is "one billion, twenty-six million, seven hundred sixty-six thousand, one hundred sixty-one".