520770249696 has 48 divisors (see below), whose sum is σ = 1367072961408. Its totient is φ = 173583600000.

The previous prime is 520770249667. The next prime is 520770249721. The reversal of 520770249696 is 696942077025.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2962671 + ... + 3133521.

It is an arithmetic number, because the mean of its divisors is an integer number (28480686696).

Almost surely, 2^520770249696 is an apocalyptic number.

It is an amenable number.

520770249696 is an abundant number, since it is smaller than the sum of its proper divisors (846302711712).

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

520770249696 is a wasteful number, since it uses less digits than its factorization.

520770249696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202615 (or 202607 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 57.

The spelling of 520770249696 in words is "five hundred twenty billion, seven hundred seventy million, two hundred forty-nine thousand, six hundred ninety-six".