2766402003061 has 2 divisors, whose sum is σ = 2766402003062. Its totient is φ = 2766402003060.

The previous prime is 2766402003059. The next prime is 2766402003073. The reversal of 2766402003061 is 1603002046672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1483234130161 + 1283167872900 = 1217881^2 + 1132770^2 .

It is a cyclic number.

It is not a de Polignac number, because 2766402003061 - 2¹ = 2766402003059 is a prime.

Together with 2766402003059, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2766402003061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2766402003031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1383201001530 + 1383201001531.

It is an arithmetic number, because the mean of its divisors is an integer number (1383201001531).

Almost surely, 2^{2766402003061} is an apocalyptic number.

It is an amenable number.

2766402003061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2766402003061 is an equidigital number, since it uses as much as digits as its factorization.

2766402003061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 2766402003061 in words is "two trillion, seven hundred sixty-six billion, four hundred two million, three thousand, sixty-one".