2076906561 has 8 divisors (see below), whose sum is σ = 2769611040. Its totient is φ = 1384403232.

The previous prime is 2076906553. The next prime is 2076906571. The reversal of 2076906561 is 1656096702.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2076906561 - 2³ = 2076906553 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2076906571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24271 + ... + 68868.

It is an arithmetic number, because the mean of its divisors is an integer number (346201380).

Almost surely, 2^2076906561 is an apocalyptic number.

It is an amenable number.

2076906561 is a deficient number, since it is larger than the sum of its proper divisors (692704479).

2076906561 is an equidigital number, since it uses as much as digits as its factorization.

2076906561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100575.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 2076906561 is about 45573.0903165454. The cubic root of 2076906561 is about 1275.8677288837.

The spelling of 2076906561 in words is "two billion, seventy-six million, nine hundred six thousand, five hundred sixty-one".