1345689135800 has 24 divisors (see below), whose sum is σ = 3128727241200. Its totient is φ = 538275654240.

The previous prime is 1345689135797. The next prime is 1345689135839. The reversal of 1345689135800 is 85319865431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3364222640 + ... + 3364223039.

It is an arithmetic number, because the mean of its divisors is an integer number (130363635050).

Almost surely, 2^{1345689135800} is an apocalyptic number.

1345689135800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1345689135800 is an abundant number, since it is smaller than the sum of its proper divisors (1783038105400).

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

1345689135800 is a wasteful number, since it uses less digits than its factorization.

1345689135800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6728445695 (or 6728445686 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 1345689135800 in words is "one trillion, three hundred forty-five billion, six hundred eighty-nine million, one hundred thirty-five thousand, eight hundred".