11999999934463 has 2 divisors, whose sum is σ = 11999999934464. Its totient is φ = 11999999934462.

The previous prime is 11999999934421. The next prime is 11999999934467. The reversal of 11999999934463 is 36443999999911.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11999999934463 is a prime.

It is a super-2 number, since 2×11999999934463² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11999999934467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5999999967231 + 5999999967232.

It is an arithmetic number, because the mean of its divisors is an integer number (5999999967232).

Almost surely, 2^{11999999934463} is an apocalyptic number.

11999999934463 is a deficient number, since it is larger than the sum of its proper divisors (1).

11999999934463 is an equidigital number, since it uses as much as digits as its factorization.

11999999934463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4132485216, while the sum is 85.

The spelling of 11999999934463 in words is "eleven trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred thirty-four thousand, four hundred sixty-three".