385251506071 has 2 divisors, whose sum is σ = 385251506072. Its totient is φ = 385251506070.

The previous prime is 385251506053. The next prime is 385251506089. The reversal of 385251506071 is 170605152583.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (385251506053) and next prime (385251506089).

It is a cyclic number.

It is not a de Polignac number, because 385251506071 - 2⁹ = 385251505559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385251506011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192625753035 + 192625753036.

It is an arithmetic number, because the mean of its divisors is an integer number (192625753036).

Almost surely, 2^385251506071 is an apocalyptic number.

385251506071 is a deficient number, since it is larger than the sum of its proper divisors (1).

385251506071 is an equidigital number, since it uses as much as digits as its factorization.

385251506071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 385251506071 in words is "three hundred eighty-five billion, two hundred fifty-one million, five hundred six thousand, seventy-one".