2271726072730 has 16 divisors (see below), whose sum is σ = 4089127720680. Its totient is φ = 908685809152.

The previous prime is 2271726072683. The next prime is 2271726072787. The reversal of 2271726072730 is 372706271722.

It can be written as a sum of positive squares in 4 ways, for example, as 2243497704561 + 28228368169 = 1497831^2 + 168013^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2062386 + ... + 2965954.

Almost surely, 2^{2271726072730} is an apocalyptic number.

2271726072730 is a deficient number, since it is larger than the sum of its proper divisors (1817401647950).

2271726072730 is a wasteful number, since it uses less digits than its factorization.

2271726072730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154993.

The product of its (nonzero) digits is 691488, while the sum is 46.

The spelling of 2271726072730 in words is "two trillion, two hundred seventy-one billion, seven hundred twenty-six million, seventy-two thousand, seven hundred thirty".