524400222040 has 16 divisors (see below), whose sum is σ = 1179900499680. Its totient is φ = 209760088800.

The previous prime is 524400221993. The next prime is 524400222077. The reversal of 524400222040 is 40222004425.

It is a junction number, because it is equal to n+sod(n) for n = 524400221996 and 524400222014.

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 3 ways as a sum of consecutive naturals, for example, 6555002736 + ... + 6555002815.

It is an arithmetic number, because the mean of its divisors is an integer number (73743781230).

Almost surely, 2^524400222040 is an apocalyptic number.

It is an amenable number.

524400222040 is an abundant number, since it is smaller than the sum of its proper divisors (655500277640).

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

524400222040 is a wasteful number, since it uses less digits than its factorization.

524400222040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13110005562 (or 13110005558 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 524400222040 its reverse (40222004425), we get a palindrome (564622226465).

The spelling of 524400222040 in words is "five hundred twenty-four billion, four hundred million, two hundred twenty-two thousand, forty".