150303312646 has 4 divisors (see below), whose sum is σ = 225454968972. Its totient is φ = 75151656322.

The previous prime is 150303312631. The next prime is 150303312647. The reversal of 150303312646 is 646213303051.

150303312646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 646213303051 = 31 ⋅20845590421.

It is a super-2 number, since 2×150303312646² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150303312647) 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 as a sum of consecutive naturals, namely, 37575828160 + ... + 37575828163.

It is an arithmetic number, because the mean of its divisors is an integer number (56363742243).

Almost surely, 2^150303312646 is an apocalyptic number.

150303312646 is a deficient number, since it is larger than the sum of its proper divisors (75151656326).

150303312646 is an equidigital number, since it uses as much as digits as its factorization.

150303312646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75151656325.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 150303312646 its reverse (646213303051), we get a palindrome (796516615697).

The spelling of 150303312646 in words is "one hundred fifty billion, three hundred three million, three hundred twelve thousand, six hundred forty-six".