11630421138577 has 2 divisors, whose sum is σ = 11630421138578. Its totient is φ = 11630421138576.

The previous prime is 11630421138563. The next prime is 11630421138653. The reversal of 11630421138577 is 77583112403611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10289621569536 + 1340799569041 = 3207744^2 + 1157929^2 .

It is a cyclic number.

It is not a de Polignac number, because 11630421138577 - 2¹⁹ = 11630420614289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11630421138577.

It is not a weakly prime, because it can be changed into another prime (11630421198577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5815210569288 + 5815210569289.

It is an arithmetic number, because the mean of its divisors is an integer number (5815210569289).

Almost surely, 2^{11630421138577} is an apocalyptic number.

It is an amenable number.

11630421138577 is a deficient number, since it is larger than the sum of its proper divisors (1).

11630421138577 is an equidigital number, since it uses as much as digits as its factorization.

11630421138577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 11630421138577 in words is "eleven trillion, six hundred thirty billion, four hundred twenty-one million, one hundred thirty-eight thousand, five hundred seventy-seven".