2271072765328 has 40 divisors (see below), whose sum is σ = 4404987437760. Its totient is φ = 1134302221440.

The previous prime is 2271072765293. The next prime is 2271072765329. The reversal of 2271072765328 is 8235672701722.

It is not an unprimeable number, because it can be changed into a prime (2271072765329) 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, 135086043 + ... + 135102853.

It is an arithmetic number, because the mean of its divisors is an integer number (110124685944).

Almost surely, 2^{2271072765328} is an apocalyptic number.

It is an amenable number.

2271072765328 is a deficient number, since it is larger than the sum of its proper divisors (2133914672432).

2271072765328 is a wasteful number, since it uses less digits than its factorization.

2271072765328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25495 (or 25489 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 52.

The spelling of 2271072765328 in words is "two trillion, two hundred seventy-one billion, seventy-two million, seven hundred sixty-five thousand, three hundred twenty-eight".