475438969319 has 2 divisors, whose sum is σ = 475438969320. Its totient is φ = 475438969318.

The previous prime is 475438969309. The next prime is 475438969333. The reversal of 475438969319 is 913969834574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 475438969319 - 2¹⁶ = 475438903783 is a prime.

It is a super-2 number, since 2×475438969319² (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 (475438969309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237719484659 + 237719484660.

It is an arithmetic number, because the mean of its divisors is an integer number (237719484660).

Almost surely, 2^475438969319 is an apocalyptic number.

475438969319 is a deficient number, since it is larger than the sum of its proper divisors (1).

475438969319 is an equidigital number, since it uses as much as digits as its factorization.

475438969319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 176359680, while the sum is 68.

The spelling of 475438969319 in words is "four hundred seventy-five billion, four hundred thirty-eight million, nine hundred sixty-nine thousand, three hundred nineteen".