1777094276081 has 2 divisors, whose sum is σ = 1777094276082. Its totient is φ = 1777094276080.

The previous prime is 1777094276063. The next prime is 1777094276131. The reversal of 1777094276081 is 1806724907771.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1608354067681 + 168740208400 = 1268209^2 + 410780^2 .

It is a cyclic number.

It is not a de Polignac number, because 1777094276081 - 2¹⁴ = 1777094259697 is a prime.

It is a super-2 number, since 2×1777094276081² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1777094276081.

It is not a weakly prime, because it can be changed into another prime (1777094276051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 888547138040 + 888547138041.

It is an arithmetic number, because the mean of its divisors is an integer number (888547138041).

Almost surely, 2^{1777094276081} is an apocalyptic number.

It is an amenable number.

1777094276081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1777094276081 is an equidigital number, since it uses as much as digits as its factorization.

1777094276081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8297856, while the sum is 59.

The spelling of 1777094276081 in words is "one trillion, seven hundred seventy-seven billion, ninety-four million, two hundred seventy-six thousand, eighty-one".