520061117536 has 24 divisors (see below), whose sum is σ = 1059176200320. Its totient is φ = 251063987328.

The previous prime is 520061117533. The next prime is 520061117593. The reversal of 520061117536 is 635711160025.

It is a super-2 number, since 2×520061117536² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 520061117495 and 520061117504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520061117533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280204416 + ... + 280206271.

It is an arithmetic number, because the mean of its divisors is an integer number (44132341680).

Almost surely, 2^520061117536 is an apocalyptic number.

It is an amenable number.

520061117536 is an abundant number, since it is smaller than the sum of its proper divisors (539115082784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520061117536 is a wasteful number, since it uses less digits than its factorization.

520061117536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560410726 (or 560410718 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 520061117536 in words is "five hundred twenty billion, sixty-one million, one hundred seventeen thousand, five hundred thirty-six".