150666565623 has 16 divisors (see below), whose sum is σ = 234471982080. Its totient is φ = 84263367456.

The previous prime is 150666565619. The next prime is 150666565627. The reversal of 150666565623 is 326565666051.

It is an interprime number because it is at equal distance from previous prime (150666565619) and next prime (150666565627).

It is not a de Polignac number, because 150666565623 - 2² = 150666565619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150666565627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76324528 + ... + 76326501.

It is an arithmetic number, because the mean of its divisors is an integer number (14654498880).

Almost surely, 2^150666565623 is an apocalyptic number.

150666565623 is a deficient number, since it is larger than the sum of its proper divisors (83805416457).

150666565623 is a wasteful number, since it uses less digits than its factorization.

150666565623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152651086.

The product of its (nonzero) digits is 5832000, while the sum is 51.

The spelling of 150666565623 in words is "one hundred fifty billion, six hundred sixty-six million, five hundred sixty-five thousand, six hundred twenty-three".