1345451446552 has 8 divisors (see below), whose sum is σ = 2522721462300. Its totient is φ = 672725723272.

The previous prime is 1345451446541. The next prime is 1345451446571. The reversal of 1345451446552 is 2556441545431.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1345451446496 and 1345451446505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84090715402 + ... + 84090715417.

Almost surely, 2^{1345451446552} is an apocalyptic number.

It is an amenable number.

1345451446552 is a deficient number, since it is larger than the sum of its proper divisors (1177270015748).

1345451446552 is a wasteful number, since it uses less digits than its factorization.

1345451446552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168181430825 (or 168181430821 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 49.

The spelling of 1345451446552 in words is "one trillion, three hundred forty-five billion, four hundred fifty-one million, four hundred forty-six thousand, five hundred fifty-two".