145773310077 has 12 divisors (see below), whose sum is σ = 211630290300. Its totient is φ = 96688894848.

The previous prime is 145773310073. The next prime is 145773310093. The reversal of 145773310077 is 770013377541.

145773310077 is a `hidden beast` number, since 1 + 4 + 577 + 3 + 3 + 1 + 0 + 0 + 77 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 63507024036 + 82266286041 = 252006^2 + 286821^2 .

It is not a de Polignac number, because 145773310077 - 2² = 145773310073 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145773310073) 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 in 11 ways as a sum of consecutive naturals, for example, 41107452 + ... + 41110997.

It is an arithmetic number, because the mean of its divisors is an integer number (17635857525).

Almost surely, 2^145773310077 is an apocalyptic number.

It is an amenable number.

145773310077 is a deficient number, since it is larger than the sum of its proper divisors (65856980223).

145773310077 is a wasteful number, since it uses less digits than its factorization.

145773310077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82218652 (or 82218649 counting only the distinct ones).

The product of its (nonzero) digits is 432180, while the sum is 45.

The spelling of 145773310077 in words is "one hundred forty-five billion, seven hundred seventy-three million, three hundred ten thousand, seventy-seven".