1345585199800 has 24 divisors (see below), whose sum is σ = 3128485590000. Its totient is φ = 538234079840.

The previous prime is 1345585199773. The next prime is 1345585199807. The reversal of 1345585199800 is 89915855431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345585199807) by changing a digit.

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, 3363962800 + ... + 3363963199.

It is an arithmetic number, because the mean of its divisors is an integer number (130353566250).

Almost surely, 2^{1345585199800} is an apocalyptic number.

1345585199800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1345585199800 is an abundant number, since it is smaller than the sum of its proper divisors (1782900390200).

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

1345585199800 is a wasteful number, since it uses less digits than its factorization.

1345585199800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6727926015 (or 6727926006 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 58.

The spelling of 1345585199800 in words is "one trillion, three hundred forty-five billion, five hundred eighty-five million, one hundred ninety-nine thousand, eight hundred".