11738469462761 has 2 divisors, whose sum is σ = 11738469462762. Its totient is φ = 11738469462760.

The previous prime is 11738469462739. The next prime is 11738469462791. The reversal of 11738469462761 is 16726496483711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7371121830361 + 4367347632400 = 2714981^2 + 2089820^2 .

It is a cyclic number.

It is not a de Polignac number, because 11738469462761 - 2²² = 11738465268457 is a prime.

It is not a weakly prime, because it can be changed into another prime (11738469462701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5869234731380 + 5869234731381.

It is an arithmetic number, because the mean of its divisors is an integer number (5869234731381).

Almost surely, 2^{11738469462761} is an apocalyptic number.

It is an amenable number.

11738469462761 is a deficient number, since it is larger than the sum of its proper divisors (1).

11738469462761 is an equidigital number, since it uses as much as digits as its factorization.

11738469462761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73156608, while the sum is 65.

The spelling of 11738469462761 in words is "eleven trillion, seven hundred thirty-eight billion, four hundred sixty-nine million, four hundred sixty-two thousand, seven hundred sixty-one".