11941763305538 has 32 divisors (see below), whose sum is σ = 19816215468480. Its totient is φ = 5351700188160.

The previous prime is 11941763305531. The next prime is 11941763305541. The reversal of 11941763305538 is 83550336714911.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11941763305531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2867873 + ... + 5666411.

It is an arithmetic number, because the mean of its divisors is an integer number (619256733390).

Almost surely, 2^{11941763305538} is an apocalyptic number.

11941763305538 is a deficient number, since it is larger than the sum of its proper divisors (7874452162942).

11941763305538 is a wasteful number, since it uses less digits than its factorization.

11941763305538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2801282.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 11941763305538 in words is "eleven trillion, nine hundred forty-one billion, seven hundred sixty-three million, three hundred five thousand, five hundred thirty-eight".