506085580639 has 2 divisors, whose sum is σ = 506085580640. Its totient is φ = 506085580638.

The previous prime is 506085580597. The next prime is 506085580661. The reversal of 506085580639 is 936085580605.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506085580639 is a prime.

It is a super-2 number, since 2×506085580639² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 506085580639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506085580739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253042790319 + 253042790320.

It is an arithmetic number, because the mean of its divisors is an integer number (253042790320).

Almost surely, 2^506085580639 is an apocalyptic number.

506085580639 is a deficient number, since it is larger than the sum of its proper divisors (1).

506085580639 is an equidigital number, since it uses as much as digits as its factorization.

506085580639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776000, while the sum is 55.

The spelling of 506085580639 in words is "five hundred six billion, eighty-five million, five hundred eighty thousand, six hundred thirty-nine".