520444014340474 has 64 divisors (see below), whose sum is σ = 948466464341760. Its totient is φ = 209211329779200.

The previous prime is 520444014340433. The next prime is 520444014340483. The reversal of 520444014340474 is 474043410444025.

It is a super-2 number, since 2×520444014340474² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1388059372 + ... + 1388434264.

It is an arithmetic number, because the mean of its divisors is an integer number (14819788505340).

Almost surely, 2^{520444014340474} is an apocalyptic number.

520444014340474 is a deficient number, since it is larger than the sum of its proper divisors (428022450001286).

520444014340474 is a wasteful number, since it uses less digits than its factorization.

520444014340474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426695.

The product of its (nonzero) digits is 3440640, while the sum is 46.

Adding to 520444014340474 its reverse (474043410444025), we get a palindrome (994487424784499).

The spelling of 520444014340474 in words is "five hundred twenty trillion, four hundred forty-four billion, fourteen million, three hundred forty thousand, four hundred seventy-four".