512484401677 has 2 divisors, whose sum is σ = 512484401678. Its totient is φ = 512484401676.

The previous prime is 512484401603. The next prime is 512484401701. The reversal of 512484401677 is 776104484215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 383484186121 + 129000215556 = 619261^2 + 359166^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-512484401677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 512484401677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512484408677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256242200838 + 256242200839.

It is an arithmetic number, because the mean of its divisors is an integer number (256242200839).

Almost surely, 2^512484401677 is an apocalyptic number.

It is an amenable number.

512484401677 is a deficient number, since it is larger than the sum of its proper divisors (1).

512484401677 is an equidigital number, since it uses as much as digits as its factorization.

512484401677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 512484401677 in words is "five hundred twelve billion, four hundred eighty-four million, four hundred one thousand, six hundred seventy-seven".