199723035735344 has 40 divisors (see below), whose sum is σ = 425364328065600. Its totient is φ = 90090196539200.

The previous prime is 199723035735263. The next prime is 199723035735359. The reversal of 199723035735344 is 443537530327991.

It is a happy number.

199723035735344 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4331236394 + ... + 4331282505.

It is an arithmetic number, because the mean of its divisors is an integer number (10634108201640).

Almost surely, 2^{199723035735344} is an apocalyptic number.

It is an amenable number.

199723035735344 is an abundant number, since it is smaller than the sum of its proper divisors (225641292330256).

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

199723035735344 is a wasteful number, since it uses less digits than its factorization.

199723035735344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8662519049 (or 8662519043 counting only the distinct ones).

The product of its (nonzero) digits is 257191200, while the sum is 65.

The spelling of 199723035735344 in words is "one hundred ninety-nine trillion, seven hundred twenty-three billion, thirty-five million, seven hundred thirty-five thousand, three hundred forty-four".