522013400340 has 24 divisors (see below), whose sum is σ = 1461637521120. Its totient is φ = 139203573408.

The previous prime is 522013400333. The next prime is 522013400383. The reversal of 522013400340 is 43004310225.

It is a super-2 number, since 2×522013400340² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 522013400340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4350111610 + ... + 4350111729.

It is an arithmetic number, because the mean of its divisors is an integer number (60901563380).

Almost surely, 2^522013400340 is an apocalyptic number.

It is an amenable number.

522013400340 is an abundant number, since it is smaller than the sum of its proper divisors (939624120780).

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

522013400340 is a wasteful number, since it uses less digits than its factorization.

522013400340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8700223351 (or 8700223349 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 522013400340 its reverse (43004310225), we get a palindrome (565017710565).

The spelling of 522013400340 in words is "five hundred twenty-two billion, thirteen million, four hundred thousand, three hundred forty".