390311423223223 has 4 divisors (see below), whose sum is σ = 413270918706960. Its totient is φ = 367351927739488.

The previous prime is 390311423223217. The next prime is 390311423223247. The reversal of 390311423223223 is 322322324113093.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 390311423223223 - 2¹³ = 390311423215031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390311423223823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11479747741843 + ... + 11479747741876.

It is an arithmetic number, because the mean of its divisors is an integer number (103317729676740).

Almost surely, 2^{390311423223223} is an apocalyptic number.

390311423223223 is a deficient number, since it is larger than the sum of its proper divisors (22959495483737).

390311423223223 is a wasteful number, since it uses less digits than its factorization.

390311423223223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22959495483736.

The product of its (nonzero) digits is 279936, while the sum is 40.

The spelling of 390311423223223 in words is "three hundred ninety trillion, three hundred eleven billion, four hundred twenty-three million, two hundred twenty-three thousand, two hundred twenty-three".