11488816643 has 2 divisors, whose sum is σ = 11488816644. Its totient is φ = 11488816642.

The previous prime is 11488816589. The next prime is 11488816663. The reversal of 11488816643 is 34661888411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11488816643 - 2⁶ = 11488816579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11488816591 and 11488816600.

It is not a weakly prime, because it can be changed into another prime (11488816663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5744408321 + 5744408322.

It is an arithmetic number, because the mean of its divisors is an integer number (5744408322).

Almost surely, 2^11488816643 is an apocalyptic number.

11488816643 is a deficient number, since it is larger than the sum of its proper divisors (1).

11488816643 is an equidigital number, since it uses as much as digits as its factorization.

11488816643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 884736, while the sum is 50.

The spelling of 11488816643 in words is "eleven billion, four hundred eighty-eight million, eight hundred sixteen thousand, six hundred forty-three".