506400333667 has 2 divisors, whose sum is σ = 506400333668. Its totient is φ = 506400333666.

The previous prime is 506400333617. The next prime is 506400333683. The reversal of 506400333667 is 766333004605.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506400333667 is a prime.

It is not a weakly prime, because it can be changed into another prime (506400333617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253200166833 + 253200166834.

It is an arithmetic number, because the mean of its divisors is an integer number (253200166834).

Almost surely, 2^506400333667 is an apocalyptic number.

506400333667 is a deficient number, since it is larger than the sum of its proper divisors (1).

506400333667 is an equidigital number, since it uses as much as digits as its factorization.

506400333667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 43.

The spelling of 506400333667 in words is "five hundred six billion, four hundred million, three hundred thirty-three thousand, six hundred sixty-seven".