1345660445522 has 16 divisors (see below), whose sum is σ = 2037831475680. Its totient is φ = 666386227968.

The previous prime is 1345660445513. The next prime is 1345660445579. The reversal of 1345660445522 is 2255440665431.

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, 184793 + ... + 1650899.

It is an arithmetic number, because the mean of its divisors is an integer number (127364467230).

Almost surely, 2^{1345660445522} is an apocalyptic number.

1345660445522 is a deficient number, since it is larger than the sum of its proper divisors (692171030158).

1345660445522 is a wasteful number, since it uses less digits than its factorization.

1345660445522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470505.

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 1345660445522 in words is "one trillion, three hundred forty-five billion, six hundred sixty million, four hundred forty-five thousand, five hundred twenty-two".