22564331250332 has 6 divisors (see below), whose sum is σ = 39487579688088. Its totient is φ = 11282165625164.

The previous prime is 22564331250311. The next prime is 22564331250359. The reversal of 22564331250332 is 23305213346522.

It is a super-2 number, since 2×22564331250332² (a number of 28 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 22564331250332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2820541406288 + ... + 2820541406295.

It is an arithmetic number, because the mean of its divisors is an integer number (6581263281348).

Almost surely, 2^{22564331250332} is an apocalyptic number.

It is an amenable number.

22564331250332 is a deficient number, since it is larger than the sum of its proper divisors (16923248437756).

22564331250332 is a wasteful number, since it uses less digits than its factorization.

22564331250332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5641082812587 (or 5641082812585 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 22564331250332 its reverse (23305213346522), we get a palindrome (45869544596854).

The spelling of 22564331250332 in words is "twenty-two trillion, five hundred sixty-four billion, three hundred thirty-one million, two hundred fifty thousand, three hundred thirty-two".