1345064020200 has 72 divisors (see below), whose sum is σ = 4517173340550. Its totient is φ = 358683738240.

The previous prime is 1345064020087. The next prime is 1345064020229. The reversal of 1345064020200 is 20204605431.

1345064020200 is a `hidden beast` number, since 1 + 3 + 4 + 50 + 6 + 402 + 0 + 200 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 528148120644 + 816915899556 = 726738^2 + 903834^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 373627095 + ... + 373630694.

Almost surely, 2^{1345064020200} is an apocalyptic number.

1345064020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1345064020200 is an abundant number, since it is smaller than the sum of its proper divisors (3172109320350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1345064020200 is a wasteful number, since it uses less digits than its factorization.

1345064020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747257811 (or 747257799 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 1345064020200 its reverse (20204605431), we get a palindrome (1365268625631).

The spelling of 1345064020200 in words is "one trillion, three hundred forty-five billion, sixty-four million, twenty thousand, two hundred".