145009375771873 has 2 divisors, whose sum is σ = 145009375771874. Its totient is φ = 145009375771872.

The previous prime is 145009375771867. The next prime is 145009375771879. The reversal of 145009375771873 is 378177573900541.

It is a balanced prime because it is at equal distance from previous prime (145009375771867) and next prime (145009375771879).

It can be written as a sum of positive squares in only one way, i.e., 143420192817489 + 1589182954384 = 11975817^2 + 1260628^2 .

It is a cyclic number.

It is not a de Polignac number, because 145009375771873 - 2²¹ = 145009373674721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145009375771799 and 145009375771808.

It is not a weakly prime, because it can be changed into another prime (145009375771879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72504687885936 + 72504687885937.

It is an arithmetic number, because the mean of its divisors is an integer number (72504687885937).

Almost surely, 2^{145009375771873} is an apocalyptic number.

It is an amenable number.

145009375771873 is a deficient number, since it is larger than the sum of its proper divisors (1).

145009375771873 is an equidigital number, since it uses as much as digits as its factorization.

145009375771873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155584800, while the sum is 67.

The spelling of 145009375771873 in words is "one hundred forty-five trillion, nine billion, three hundred seventy-five million, seven hundred seventy-one thousand, eight hundred seventy-three".