22052852042845 has 64 divisors (see below), whose sum is σ = 29598472189440. Its totient is φ = 15667841000448.

The previous prime is 22052852042813. The next prime is 22052852042891. The reversal of 22052852042845 is 54824025825022.

It is not a de Polignac number, because 22052852042845 - 2⁵ = 22052852042813 is a prime.

It is a super-2 number, since 2×22052852042845² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 77084176 + ... + 77369734.

It is an arithmetic number, because the mean of its divisors is an integer number (462476127960).

Almost surely, 2^{22052852042845} is an apocalyptic number.

It is an amenable number.

22052852042845 is a deficient number, since it is larger than the sum of its proper divisors (7545620146595).

22052852042845 is a wasteful number, since it uses less digits than its factorization.

22052852042845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285974.

The product of its (nonzero) digits is 4096000, while the sum is 49.

Adding to 22052852042845 its reverse (54824025825022), we get a palindrome (76876877867867).

The spelling of 22052852042845 in words is "twenty-two trillion, fifty-two billion, eight hundred fifty-two million, forty-two thousand, eight hundred forty-five".