150561660616 has 8 divisors (see below), whose sum is σ = 282303113670. Its totient is φ = 75280830304.

The previous prime is 150561660593. The next prime is 150561660617. The reversal of 150561660616 is 616066165051.

It can be written as a sum of positive squares in only one way, i.e., 101652568900 + 48909091716 = 318830^2 + 221154^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (150561660617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9410103781 + ... + 9410103796.

Almost surely, 2^150561660616 is an apocalyptic number.

It is an amenable number.

150561660616 is a deficient number, since it is larger than the sum of its proper divisors (131741453054).

150561660616 is a wasteful number, since it uses less digits than its factorization.

150561660616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18820207583 (or 18820207579 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 150561660616 in words is "one hundred fifty billion, five hundred sixty-one million, six hundred sixty thousand, six hundred sixteen".