521466230330046 has 16 divisors (see below), whose sum is σ = 1158813845178000. Its totient is φ = 173822076776664.

The previous prime is 521466230330033. The next prime is 521466230330047. The reversal of 521466230330046 is 640033032664125.

521466230330046 is a `hidden beast` number, since 5 + 2 + 1 + 46 + 6 + 230 + 330 + 0 + 46 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 521466230329983 and 521466230330010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (521466230330047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4828391021521 + ... + 4828391021628.

It is an arithmetic number, because the mean of its divisors is an integer number (72425865323625).

Almost surely, 2^{521466230330046} is an apocalyptic number.

521466230330046 is an abundant number, since it is smaller than the sum of its proper divisors (637347614847954).

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

521466230330046 is a wasteful number, since it uses less digits than its factorization.

521466230330046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9656782043160 (or 9656782043154 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 45.

The spelling of 521466230330046 in words is "five hundred twenty-one trillion, four hundred sixty-six billion, two hundred thirty million, three hundred thirty thousand, forty-six".