520256127674463 has 16 divisors (see below), whose sum is σ = 698342762304000. Its totient is φ = 344503538345120.

The previous prime is 520256127674441. The next prime is 520256127674489. The reversal of 520256127674463 is 364476721652025.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 520256127674463 - 2⁹ = 520256127673951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 520256127674397 and 520256127674406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520256127604463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14967598 + ... + 35560388.

It is an arithmetic number, because the mean of its divisors is an integer number (43646422644000).

Almost surely, 2^{520256127674463} is an apocalyptic number.

520256127674463 is a deficient number, since it is larger than the sum of its proper divisors (178086634629537).

520256127674463 is a wasteful number, since it uses less digits than its factorization.

520256127674463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20649462.

The product of its (nonzero) digits is 101606400, while the sum is 60.

The spelling of 520256127674463 in words is "five hundred twenty trillion, two hundred fifty-six billion, one hundred twenty-seven million, six hundred seventy-four thousand, four hundred sixty-three".