1382292768881 has 2 divisors, whose sum is σ = 1382292768882. Its totient is φ = 1382292768880.

The previous prime is 1382292768853. The next prime is 1382292768917. The reversal of 1382292768881 is 1888672922831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 867802170481 + 514490598400 = 931559^2 + 717280^2 .

It is a cyclic number.

It is not a de Polignac number, because 1382292768881 - 2⁶ = 1382292768817 is a prime.

It is a super-2 number, since 2×1382292768881² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1382292768841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691146384440 + 691146384441.

It is an arithmetic number, because the mean of its divisors is an integer number (691146384441).

Almost surely, 2^{1382292768881} is an apocalyptic number.

It is an amenable number.

1382292768881 is a deficient number, since it is larger than the sum of its proper divisors (1).

1382292768881 is an equidigital number, since it uses as much as digits as its factorization.

1382292768881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37158912, while the sum is 65.

The spelling of 1382292768881 in words is "one trillion, three hundred eighty-two billion, two hundred ninety-two million, seven hundred sixty-eight thousand, eight hundred eighty-one".