11777066012539 has 2 divisors, whose sum is σ = 11777066012540. Its totient is φ = 11777066012538.

The previous prime is 11777066012531. The next prime is 11777066012557. The reversal of 11777066012539 is 93521066077711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11777066012539 - 2³ = 11777066012531 is a prime.

It is a super-2 number, since 2×11777066012539² (a number of 27 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 11777066012539.

It is not a weakly prime, because it can be changed into another prime (11777066012531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5888533006269 + 5888533006270.

It is an arithmetic number, because the mean of its divisors is an integer number (5888533006270).

Almost surely, 2^{11777066012539} is an apocalyptic number.

11777066012539 is a deficient number, since it is larger than the sum of its proper divisors (1).

11777066012539 is an equidigital number, since it uses as much as digits as its factorization.

11777066012539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3333960, while the sum is 55.

The spelling of 11777066012539 in words is "eleven trillion, seven hundred seventy-seven billion, sixty-six million, twelve thousand, five hundred thirty-nine".