1648719628411 has 2 divisors, whose sum is σ = 1648719628412. Its totient is φ = 1648719628410.

The previous prime is 1648719628351. The next prime is 1648719628441. The reversal of 1648719628411 is 1148269178461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1648719628411 - 2²¹ = 1648717531259 is a prime.

It is a super-3 number, since 3×1648719628411³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1648719628441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 824359814205 + 824359814206.

It is an arithmetic number, because the mean of its divisors is an integer number (824359814206).

Almost surely, 2^{1648719628411} is an apocalyptic number.

1648719628411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1648719628411 is an equidigital number, since it uses as much as digits as its factorization.

1648719628411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4644864, while the sum is 58.

The spelling of 1648719628411 in words is "one trillion, six hundred forty-eight billion, seven hundred nineteen million, six hundred twenty-eight thousand, four hundred eleven".