2760712009981 has 2 divisors, whose sum is σ = 2760712009982. Its totient is φ = 2760712009980.

The previous prime is 2760712009973. The next prime is 2760712010039. The reversal of 2760712009981 is 1899002170672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2295088652025 + 465623357956 = 1514955^2 + 682366^2 .

It is a cyclic number.

It is not a de Polignac number, because 2760712009981 - 2³ = 2760712009973 is a prime.

It is a super-2 number, since 2×2760712009981² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2760712009961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1380356004990 + 1380356004991.

It is an arithmetic number, because the mean of its divisors is an integer number (1380356004991).

Almost surely, 2^{2760712009981} is an apocalyptic number.

It is an amenable number.

2760712009981 is a deficient number, since it is larger than the sum of its proper divisors (1).

2760712009981 is an equidigital number, since it uses as much as digits as its factorization.

2760712009981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 52.

The spelling of 2760712009981 in words is "two trillion, seven hundred sixty billion, seven hundred twelve million, nine thousand, nine hundred eighty-one".