145050066549 has 16 divisors (see below), whose sum is σ = 217832675200. Its totient is φ = 95375384928.

The previous prime is 145050066533. The next prime is 145050066571. The reversal of 145050066549 is 945660050541.

145050066549 is a `hidden beast` number, since 1 + 4 + 50 + 50 + 0 + 6 + 6 + 549 = 666.

145050066549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145050066549 - 2⁴ = 145050066533 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 (145050066509) 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 15 ways as a sum of consecutive naturals, for example, 36794089 + ... + 36798030.

It is an arithmetic number, because the mean of its divisors is an integer number (13614542200).

Almost surely, 2^145050066549 is an apocalyptic number.

It is an amenable number.

145050066549 is a deficient number, since it is larger than the sum of its proper divisors (72782608651).

145050066549 is an equidigital number, since it uses as much as digits as its factorization.

145050066549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73592201 (or 73592195 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The spelling of 145050066549 in words is "one hundred forty-five billion, fifty million, sixty-six thousand, five hundred forty-nine".