150865845631 has 4 divisors (see below), whose sum is σ = 156068116200. Its totient is φ = 145663575064.

The previous prime is 150865845607. The next prime is 150865845703. The reversal of 150865845631 is 136548568051.

It is a happy number.

150865845631 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.

It is a cyclic number.

It is not a de Polignac number, because 150865845631 - 2³³ = 142275911039 is a prime.

It is a super-2 number, since 2×150865845631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150865045631) 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, 2601135241 + ... + 2601135298.

It is an arithmetic number, because the mean of its divisors is an integer number (39017029050).

Almost surely, 2^150865845631 is an apocalyptic number.

150865845631 is a deficient number, since it is larger than the sum of its proper divisors (5202270569).

150865845631 is an equidigital number, since it uses as much as digits as its factorization.

150865845631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202270568.

The product of its (nonzero) digits is 3456000, while the sum is 52.

The spelling of 150865845631 in words is "one hundred fifty billion, eight hundred sixty-five million, eight hundred forty-five thousand, six hundred thirty-one".