390463391880343 has 2 divisors, whose sum is σ = 390463391880344. Its totient is φ = 390463391880342.

The previous prime is 390463391880329. The next prime is 390463391880349. The reversal of 390463391880343 is 343088193364093.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 390463391880343 - 2²⁹ = 390462855009431 is a prime.

It is a super-3 number, since 3×390463391880343³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (390463391880349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195231695940171 + 195231695940172.

It is an arithmetic number, because the mean of its divisors is an integer number (195231695940172).

Almost surely, 2^{390463391880343} is an apocalyptic number.

390463391880343 is a deficient number, since it is larger than the sum of its proper divisors (1).

390463391880343 is an equidigital number, since it uses as much as digits as its factorization.

390463391880343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120932352, while the sum is 64.

The spelling of 390463391880343 in words is "three hundred ninety trillion, four hundred sixty-three billion, three hundred ninety-one million, eight hundred eighty thousand, three hundred forty-three".