2075721711 has 16 divisors (see below), whose sum is σ = 3163878144. Its totient is φ = 1185799104.

The previous prime is 2075721691. The next prime is 2075721749. The reversal of 2075721711 is 1171275702.

It is not a de Polignac number, because 2075721711 - 2⁵ = 2075721679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2075721911) 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, 78736 + ... + 101738.

It is an arithmetic number, because the mean of its divisors is an integer number (197742384).

Almost surely, 2^2075721711 is an apocalyptic number.

2075721711 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2075721711 is a deficient number, since it is larger than the sum of its proper divisors (1088156433).

2075721711 is a wasteful number, since it uses less digits than its factorization.

2075721711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27310.

The product of its (nonzero) digits is 6860, while the sum is 33.

The square root of 2075721711 is about 45560.0890143994. The cubic root of 2075721711 is about 1275.6250603771.

The spelling of 2075721711 in words is "two billion, seventy-five million, seven hundred twenty-one thousand, seven hundred eleven".