520455060061 has 16 divisors (see below), whose sum is σ = 570733516800. Its totient is φ = 472400604928.

The previous prime is 520455060023. The next prime is 520455060091. The reversal of 520455060061 is 160060554025.

It is not a de Polignac number, because 520455060061 - 2⁷ = 520455059933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 520455059999 and 520455060026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520455060091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186181 + ... + 1037098.

It is an arithmetic number, because the mean of its divisors is an integer number (35670844800).

Almost surely, 2^520455060061 is an apocalyptic number.

It is an amenable number.

520455060061 is a deficient number, since it is larger than the sum of its proper divisors (50278456739).

520455060061 is a wasteful number, since it uses less digits than its factorization.

520455060061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224188.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 520455060061 in words is "five hundred twenty billion, four hundred fifty-five million, sixty thousand, sixty-one".