150001668331505 has 8 divisors (see below), whose sum is σ = 180014949071232. Its totient is φ = 119992703282928.

The previous prime is 150001668331477. The next prime is 150001668331531. The reversal of 150001668331505 is 505133866100051.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150001668331505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1078846319 + ... + 1078985348.

It is an arithmetic number, because the mean of its divisors is an integer number (22501868633904).

Almost surely, 2^{150001668331505} is an apocalyptic number.

It is an amenable number.

150001668331505 is a deficient number, since it is larger than the sum of its proper divisors (30013280739727).

150001668331505 is a wasteful number, since it uses less digits than its factorization.

150001668331505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157845575.

The product of its (nonzero) digits is 324000, while the sum is 44.

The spelling of 150001668331505 in words is "one hundred fifty trillion, one billion, six hundred sixty-eight million, three hundred thirty-one thousand, five hundred five".