150565067261 has 4 divisors (see below), whose sum is σ = 172074362592. Its totient is φ = 129055771932.

The previous prime is 150565067231. The next prime is 150565067327. The reversal of 150565067261 is 162760565051.

150565067261 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150565067261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150565067231) 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 in 3 ways as a sum of consecutive naturals, for example, 10754647655 + ... + 10754647668.

It is an arithmetic number, because the mean of its divisors is an integer number (43018590648).

Almost surely, 2^150565067261 is an apocalyptic number.

It is an amenable number.

150565067261 is a deficient number, since it is larger than the sum of its proper divisors (21509295331).

150565067261 is an equidigital number, since it uses as much as digits as its factorization.

150565067261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21509295330.

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 150565067261 in words is "one hundred fifty billion, five hundred sixty-five million, sixty-seven thousand, two hundred sixty-one".