150643344385 has 8 divisors (see below), whose sum is σ = 180777721896. Its totient is φ = 120510869760.

The previous prime is 150643344377. The next prime is 150643344419. The reversal of 150643344385 is 583443346051.

It is a happy number.

It is a Cunningham number, because it is equal to 388128²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 54231231376 + 96412113009 = 232876^2 + 310503^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 150643344385 - 2³ = 150643344377 is a prime.

It is a super-3 number, since 3×150643344385³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295336 + ... + 623305.

It is an arithmetic number, because the mean of its divisors is an integer number (22597215237).

Almost surely, 2^150643344385 is an apocalyptic number.

It is an amenable number.

150643344385 is a deficient number, since it is larger than the sum of its proper divisors (30134377511).

150643344385 is an equidigital number, since it uses as much as digits as its factorization.

150643344385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951443.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 150643344385 in words is "one hundred fifty billion, six hundred forty-three million, three hundred forty-four thousand, three hundred eighty-five".