521714323838 has 16 divisors (see below), whose sum is σ = 786466688976. Its totient is φ = 259561723200.

The previous prime is 521714323783. The next prime is 521714323849. The reversal of 521714323838 is 838323417125.

It is a junction number, because it is equal to n+sod(n) for n = 521714323792 and 521714323801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387713 + ... + 1092588.

It is an arithmetic number, because the mean of its divisors is an integer number (49154168061).

Almost surely, 2^521714323838 is an apocalyptic number.

521714323838 is a deficient number, since it is larger than the sum of its proper divisors (264752365138).

521714323838 is a wasteful number, since it uses less digits than its factorization.

521714323838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481179.

The product of its digits is 967680, while the sum is 47.

The spelling of 521714323838 in words is "five hundred twenty-one billion, seven hundred fourteen million, three hundred twenty-three thousand, eight hundred thirty-eight".