390385835311 has 2 divisors, whose sum is σ = 390385835312. Its totient is φ = 390385835310.

The previous prime is 390385835263. The next prime is 390385835363. The reversal of 390385835311 is 113538583093.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 390385835311 - 2⁹ = 390385834799 is a prime.

It is a super-2 number, since 2×390385835311² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (390385805311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195192917655 + 195192917656.

It is an arithmetic number, because the mean of its divisors is an integer number (195192917656).

Almost surely, 2^390385835311 is an apocalyptic number.

390385835311 is a deficient number, since it is larger than the sum of its proper divisors (1).

390385835311 is an equidigital number, since it uses as much as digits as its factorization.

390385835311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 390385835311 in words is "three hundred ninety billion, three hundred eighty-five million, eight hundred thirty-five thousand, three hundred eleven".