1345256163446 has 16 divisors (see below), whose sum is σ = 2173416008400. Its totient is φ = 620798917728.

The previous prime is 1345256163413. The next prime is 1345256163481. The reversal of 1345256163446 is 6443616525431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1345256163394 and 1345256163403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3503261 + ... + 3868248.

It is an arithmetic number, because the mean of its divisors is an integer number (135838500525).

Almost surely, 2^{1345256163446} is an apocalyptic number.

1345256163446 is a deficient number, since it is larger than the sum of its proper divisors (828159844954).

1345256163446 is a wasteful number, since it uses less digits than its factorization.

1345256163446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7378543.

The product of its digits is 6220800, while the sum is 50.

The spelling of 1345256163446 in words is "one trillion, three hundred forty-five billion, two hundred fifty-six million, one hundred sixty-three thousand, four hundred forty-six".