506045755399 has 2 divisors, whose sum is σ = 506045755400. Its totient is φ = 506045755398.

The previous prime is 506045755387. The next prime is 506045755421. The reversal of 506045755399 is 993557540605.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506045755399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506045755099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253022877699 + 253022877700.

It is an arithmetic number, because the mean of its divisors is an integer number (253022877700).

Almost surely, 2^506045755399 is an apocalyptic number.

506045755399 is a deficient number, since it is larger than the sum of its proper divisors (1).

506045755399 is an equidigital number, since it uses as much as digits as its factorization.

506045755399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25515000, while the sum is 58.

The spelling of 506045755399 in words is "five hundred six billion, forty-five million, seven hundred fifty-five thousand, three hundred ninety-nine".