520537038670 has 16 divisors (see below), whose sum is σ = 1022145457968. Its totient is φ = 189286195840.

The previous prime is 520537038649. The next prime is 520537038673. The reversal of 520537038670 is 76830735025.

It is a self number, because there is not a number n which added to its sum of digits gives 520537038670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520537038673) 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 7 ways as a sum of consecutive naturals, for example, 2366077339 + ... + 2366077558.

It is an arithmetic number, because the mean of its divisors is an integer number (63884091123).

Almost surely, 2^520537038670 is an apocalyptic number.

520537038670 is a deficient number, since it is larger than the sum of its proper divisors (501608419298).

520537038670 is a wasteful number, since it uses less digits than its factorization.

520537038670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4732154915.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 520537038670 in words is "five hundred twenty billion, five hundred thirty-seven million, thirty-eight thousand, six hundred seventy".