1385468776199 has 4 divisors (see below), whose sum is σ = 1385921398920. Its totient is φ = 1385016153480.

The previous prime is 1385468776169. The next prime is 1385468776297. The reversal of 1385468776199 is 9916778645831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1385468776199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385468776169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226306769 + ... + 226312890.

It is an arithmetic number, because the mean of its divisors is an integer number (346480349730).

Almost surely, 2^{1385468776199} is an apocalyptic number.

1385468776199 is a deficient number, since it is larger than the sum of its proper divisors (452622721).

1385468776199 is an equidigital number, since it uses as much as digits as its factorization.

1385468776199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452622720.

The product of its digits is 548674560, while the sum is 74.

The spelling of 1385468776199 in words is "one trillion, three hundred eighty-five billion, four hundred sixty-eight million, seven hundred seventy-six thousand, one hundred ninety-nine".