1345227951664 has 20 divisors (see below), whose sum is σ = 2661834033504. Its totient is φ = 658303039808.

The previous prime is 1345227951649. The next prime is 1345227951709. The reversal of 1345227951664 is 4661597225431.

It is a super-2 number, since 2×1345227951664² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894432727 + ... + 894434230.

Almost surely, 2^{1345227951664} is an apocalyptic number.

It is an amenable number.

1345227951664 is a deficient number, since it is larger than the sum of its proper divisors (1316606081840).

1345227951664 is a wasteful number, since it uses less digits than its factorization.

1345227951664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788867012 (or 1788867006 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 55.

The spelling of 1345227951664 in words is "one trillion, three hundred forty-five billion, two hundred twenty-seven million, nine hundred fifty-one thousand, six hundred sixty-four".