1385468776297 has 2 divisors, whose sum is σ = 1385468776298. Its totient is φ = 1385468776296.

The previous prime is 1385468776169. The next prime is 1385468776361. The reversal of 1385468776297 is 7926778645831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 797334700096 + 588134076201 = 892936^2 + 766899^2 .

It is a cyclic number.

It is not a de Polignac number, because 1385468776297 - 2⁷ = 1385468776169 is a prime.

It is not a weakly prime, because it can be changed into another prime (1385468746297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692734388148 + 692734388149.

It is an arithmetic number, because the mean of its divisors is an integer number (692734388149).

Almost surely, 2^{1385468776297} is an apocalyptic number.

It is an amenable number.

1385468776297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1385468776297 is an equidigital number, since it uses as much as digits as its factorization.

1385468776297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 853493760, while the sum is 73.

The spelling of 1385468776297 in words is "one trillion, three hundred eighty-five billion, four hundred sixty-eight million, seven hundred seventy-six thousand, two hundred ninety-seven".