506525259979 has 2 divisors, whose sum is σ = 506525259980. Its totient is φ = 506525259978.

The previous prime is 506525259949. The next prime is 506525260051. The reversal of 506525259979 is 979952525605.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 506525259979 - 2¹³ = 506525251787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 506525259979.

It is not a weakly prime, because it can be changed into another prime (506525259949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253262629989 + 253262629990.

It is an arithmetic number, because the mean of its divisors is an integer number (253262629990).

Almost surely, 2^506525259979 is an apocalyptic number.

506525259979 is a deficient number, since it is larger than the sum of its proper divisors (1).

506525259979 is an equidigital number, since it uses as much as digits as its factorization.

506525259979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 76545000, while the sum is 64.

The spelling of 506525259979 in words is "five hundred six billion, five hundred twenty-five million, two hundred fifty-nine thousand, nine hundred seventy-nine".