521106134284 has 6 divisors (see below), whose sum is σ = 911935735004. Its totient is φ = 260553067140.

The previous prime is 521106134261. The next prime is 521106134291. The reversal of 521106134284 is 482431601125.

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 as a sum of consecutive naturals, namely, 65138266782 + ... + 65138266789.

Almost surely, 2^521106134284 is an apocalyptic number.

It is an amenable number.

521106134284 is a deficient number, since it is larger than the sum of its proper divisors (390829600720).

521106134284 is a wasteful number, since it uses less digits than its factorization.

521106134284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130276533575 (or 130276533573 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 521106134284 in words is "five hundred twenty-one billion, one hundred six million, one hundred thirty-four thousand, two hundred eighty-four".