390358352171 has 2 divisors, whose sum is σ = 390358352172. Its totient is φ = 390358352170.

The previous prime is 390358352149. The next prime is 390358352239. The reversal of 390358352171 is 171253853093.

It is a weak prime.

It is an emirp because it is prime and its reverse (171253853093) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-390358352171 is a prime.

It is not a weakly prime, because it can be changed into another prime (390358354171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195179176085 + 195179176086.

It is an arithmetic number, because the mean of its divisors is an integer number (195179176086).

Almost surely, 2^390358352171 is an apocalyptic number.

390358352171 is a deficient number, since it is larger than the sum of its proper divisors (1).

390358352171 is an equidigital number, since it uses as much as digits as its factorization.

390358352171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 390358352171 in words is "three hundred ninety billion, three hundred fifty-eight million, three hundred fifty-two thousand, one hundred seventy-one".