1385673473805 has 16 divisors (see below), whose sum is σ = 2217325463424. Its totient is φ = 738943217600.

The previous prime is 1385673473773. The next prime is 1385673473809. The reversal of 1385673473805 is 5083743765831.

It is a happy number.

It is not a de Polignac number, because 1385673473805 - 2⁵ = 1385673473773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1385673473809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5025954 + ... + 5294483.

It is an arithmetic number, because the mean of its divisors is an integer number (138582841464).

Almost surely, 2^{1385673473805} is an apocalyptic number.

1385673473805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1385673473805 is a deficient number, since it is larger than the sum of its proper divisors (831651989619).

1385673473805 is a wasteful number, since it uses less digits than its factorization.

1385673473805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10329396.

The product of its (nonzero) digits is 50803200, while the sum is 60.

The spelling of 1385673473805 in words is "one trillion, three hundred eighty-five billion, six hundred seventy-three million, four hundred seventy-three thousand, eight hundred five".