11990263612757 has 2 divisors, whose sum is σ = 11990263612758. Its totient is φ = 11990263612756.

The previous prime is 11990263612721. The next prime is 11990263612763. The reversal of 11990263612757 is 75721636209911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8146177930801 + 3844085681956 = 2854151^2 + 1960634^2 .

It is a cyclic number.

It is not a de Polignac number, because 11990263612757 - 2¹⁸ = 11990263350613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11990263612696 and 11990263612705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11990263614757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5995131806378 + 5995131806379.

It is an arithmetic number, because the mean of its divisors is an integer number (5995131806379).

Almost surely, 2^{11990263612757} is an apocalyptic number.

It is an amenable number.

11990263612757 is a deficient number, since it is larger than the sum of its proper divisors (1).

11990263612757 is an equidigital number, since it uses as much as digits as its factorization.

11990263612757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8573040, while the sum is 59.

The spelling of 11990263612757 in words is "eleven trillion, nine hundred ninety billion, two hundred sixty-three million, six hundred twelve thousand, seven hundred fifty-seven".