2071722660 has 48 divisors (see below), whose sum is σ = 6629513856. Its totient is φ = 473536512.

The previous prime is 2071722659. The next prime is 2071722673. The reversal of 2071722660 is 662271702.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2465917 + ... + 2466756.

It is an arithmetic number, because the mean of its divisors is an integer number (138114872).

Almost surely, 2^2071722660 is an apocalyptic number.

2071722660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2071722660 is an abundant number, since it is smaller than the sum of its proper divisors (4557791196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2071722660 is a wasteful number, since it uses less digits than its factorization.

2071722660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4932692 (or 4932690 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 2071722660 is about 45516.1802000124. The cubic root of 2071722660 is about 1274.8053343709.

The spelling of 2071722660 in words is "two billion, seventy-one million, seven hundred twenty-two thousand, six hundred sixty".